testdata/testinput8

   1 /-- This set of tests check the DFA matching functionality of pcre_dfa_exec(),
   2     excluding UTF and Unicode property support. The -dfa flag must be used with
   3     pcretest when running it. --/
   4
   5 < forbid 8W
   6
   7 /abc/
   8     abc
   9
  10 /ab*c/
  11     abc
  12     abbbbc
  13     ac
  14
  15 /ab+c/
  16     abc
  17     abbbbbbc
  18     *** Failers
  19     ac
  20     ab
  21
  22 /a*/O
  23     a
  24     aaaaaaaaaaaaaaaaa
  25     aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
  26     aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\F
  27
  28 /(a|abcd|african)/
  29     a
  30     abcd
  31     african
  32
  33 /^abc/
  34     abcdef
  35     *** Failers
  36     xyzabc
  37     xyz\nabc
  38
  39 /^abc/m
  40     abcdef
  41     xyz\nabc
  42     *** Failers
  43     xyzabc
  44
  45 /\Aabc/
  46     abcdef
  47     *** Failers
  48     xyzabc
  49     xyz\nabc
  50
  51 /\Aabc/m
  52     abcdef
  53     *** Failers
  54     xyzabc
  55     xyz\nabc
  56
  57 /\Gabc/
  58     abcdef
  59     xyzabc\>3
  60     *** Failers
  61     xyzabc
  62     xyzabc\>2
  63
  64 /x\dy\Dz/
  65     x9yzz
  66     x0y+z
  67     *** Failers
  68     xyz
  69     xxy0z
  70
  71 /x\sy\Sz/
  72     x yzz
  73     x y+z
  74     *** Failers
  75     xyz
  76     xxyyz
  77
  78 /x\wy\Wz/
  79     xxy+z
  80     *** Failers
  81     xxy0z
  82     x+y+z
  83
  84 /x.y/
  85     x+y
  86     x-y
  87     *** Failers
  88     x\ny
  89
  90 /x.y/s
  91     x+y
  92     x-y
  93     x\ny
  94
  95 /(a.b(?s)c.d|x.y)p.q/
  96     a+bc+dp+q
  97     a+bc\ndp+q
  98     x\nyp+q
  99     *** Failers
 100     a\nbc\ndp+q
 101     a+bc\ndp\nq
 102     x\nyp\nq
 103
 104 /a\d\z/
 105     ba0
 106     *** Failers
 107     ba0\n
 108     ba0\ncd
 109
 110 /a\d\z/m
 111     ba0
 112     *** Failers
 113     ba0\n
 114     ba0\ncd
 115
 116 /a\d\Z/
 117     ba0
 118     ba0\n
 119     *** Failers
 120     ba0\ncd
 121
 122 /a\d\Z/m
 123     ba0
 124     ba0\n
 125     *** Failers
 126     ba0\ncd
 127
 128 /a\d$/
 129     ba0
 130     ba0\n
 131     *** Failers
 132     ba0\ncd
 133
 134 /a\d$/m
 135     ba0
 136     ba0\n
 137     ba0\ncd
 138     *** Failers
 139
 140 /abc/i
 141     abc
 142     aBc
 143     ABC
 144
 145 /[^a]/
 146     abcd
 147
 148 /ab?\w/
 149     abz
 150     abbz
 151     azz
 152
 153 /x{0,3}yz/
 154     ayzq
 155     axyzq
 156     axxyz
 157     axxxyzq
 158     axxxxyzq
 159     *** Failers
 160     ax
 161     axx
 162
 163 /x{3}yz/
 164     axxxyzq
 165     axxxxyzq
 166     *** Failers
 167     ax
 168     axx
 169     ayzq
 170     axyzq
 171     axxyz
 172
 173 /x{2,3}yz/
 174     axxyz
 175     axxxyzq
 176     axxxxyzq
 177     *** Failers
 178     ax
 179     axx
 180     ayzq
 181     axyzq
 182
 183 /[^a]+/O
 184     bac
 185     bcdefax
 186     *** Failers
 187     aaaaa
 188
 189 /[^a]*/O
 190     bac
 191     bcdefax
 192     *** Failers
 193     aaaaa
 194
 195 /[^a]{3,5}/O
 196     xyz
 197     awxyza
 198     abcdefa
 199     abcdefghijk
 200     *** Failers
 201     axya
 202     axa
 203     aaaaa
 204
 205 /\d*/
 206     1234b567
 207     xyz
 208
 209 /\D*/
 210     a1234b567
 211     xyz
 212
 213 /\d+/
 214     ab1234c56
 215     *** Failers
 216     xyz
 217
 218 /\D+/
 219     ab123c56
 220     *** Failers
 221     789
 222
 223 /\d?A/
 224     045ABC
 225     ABC
 226     *** Failers
 227     XYZ
 228
 229 /\D?A/
 230     ABC
 231     BAC
 232     9ABC
 233     *** Failers
 234
 235 /a+/
 236     aaaa
 237
 238 /^.*xyz/
 239     xyz
 240     ggggggggxyz
 241
 242 /^.+xyz/
 243     abcdxyz
 244     axyz
 245     *** Failers
 246     xyz
 247
 248 /^.?xyz/
 249     xyz
 250     cxyz
 251
 252 /^\d{2,3}X/
 253     12X
 254     123X
 255     *** Failers
 256     X
 257     1X
 258     1234X
 259
 260 /^[abcd]\d/
 261     a45
 262     b93
 263     c99z
 264     d04
 265     *** Failers
 266     e45
 267     abcd
 268     abcd1234
 269     1234
 270
 271 /^[abcd]*\d/
 272     a45
 273     b93
 274     c99z
 275     d04
 276     abcd1234
 277     1234
 278     *** Failers
 279     e45
 280     abcd
 281
 282 /^[abcd]+\d/
 283     a45
 284     b93
 285     c99z
 286     d04
 287     abcd1234
 288     *** Failers
 289     1234
 290     e45
 291     abcd
 292
 293 /^a+X/
 294     aX
 295     aaX
 296
 297 /^[abcd]?\d/
 298     a45
 299     b93
 300     c99z
 301     d04
 302     1234
 303     *** Failers
 304     abcd1234
 305     e45
 306
 307 /^[abcd]{2,3}\d/
 308     ab45
 309     bcd93
 310     *** Failers
 311     1234
 312     a36
 313     abcd1234
 314     ee45
 315
 316 /^(abc)*\d/
 317     abc45
 318     abcabcabc45
 319     42xyz
 320     *** Failers
 321
 322 /^(abc)+\d/
 323     abc45
 324     abcabcabc45
 325     *** Failers
 326     42xyz
 327
 328 /^(abc)?\d/
 329     abc45
 330     42xyz
 331     *** Failers
 332     abcabcabc45
 333
 334 /^(abc){2,3}\d/
 335     abcabc45
 336     abcabcabc45
 337     *** Failers
 338     abcabcabcabc45
 339     abc45
 340     42xyz
 341
 342 /1(abc|xyz)2(?1)3/
 343     1abc2abc3456
 344     1abc2xyz3456
 345
 346 /^(a*\w|ab)=(a*\w|ab)/
 347     ab=ab
 348
 349 /^(a*\w|ab)=(?1)/
 350     ab=ab
 351
 352 /^([^()]|\((?1)*\))*$/
 353     abc
 354     a(b)c
 355     a(b(c))d
 356     *** Failers)
 357     a(b(c)d
 358
 359 /^>abc>([^()]|\((?1)*\))*<xyz<$/
 360     >abc>123<xyz<
 361     >abc>1(2)3<xyz<
 362     >abc>(1(2)3)<xyz<
 363
 364 /^(?>a*)\d/
 365     aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa9876
 366     *** Failers
 367     aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
 368
 369 /< (?: (?(R) \d++  | [^<>]*+) | (?R)) * >/x
 370     <>
 371     <abcd>
 372     <abc <123> hij>
 373     <abc <def> hij>
 374     <abc<>def>
 375     <abc<>
 376     *** Failers
 377     <abc
 378
 379 /^(?(?=abc)\w{3}:|\d\d)$/
 380     abc:
 381     12
 382     *** Failers
 383     123
 384     xyz
 385
 386 /^(?(?!abc)\d\d|\w{3}:)$/
 387     abc:
 388     12
 389     *** Failers
 390     123
 391     xyz
 392
 393 /^(?=abc)\w{5}:$/
 394     abcde:
 395     *** Failers
 396     abc..
 397     123
 398     vwxyz
 399
 400 /^(?!abc)\d\d$/
 401     12
 402     *** Failers
 403     abcde:
 404     abc..
 405     123
 406     vwxyz
 407
 408 /(?<=abc|xy)123/
 409     abc12345
 410     wxy123z
 411     *** Failers
 412     123abc
 413
 414 /(?<!abc|xy)123/
 415     123abc
 416     mno123456
 417     *** Failers
 418     abc12345
 419     wxy123z
 420
 421 /abc(?C1)xyz/
 422     abcxyz
 423     123abcxyz999
 424
 425 /(ab|cd){3,4}/C
 426   ababab
 427   abcdabcd
 428   abcdcdcdcdcd
 429
 430 /^abc/
 431     abcdef
 432     *** Failers
 433     abcdef\B
 434
 435 /^(a*|xyz)/
 436     bcd
 437     aaabcd
 438     xyz
 439     xyz\N
 440     *** Failers
 441     bcd\N
 442
 443 /xyz$/
 444     xyz
 445     xyz\n
 446     *** Failers
 447     xyz\Z
 448     xyz\n\Z
 449
 450 /xyz$/m
 451     xyz
 452     xyz\n
 453     abcxyz\npqr
 454     abcxyz\npqr\Z
 455     xyz\n\Z
 456     *** Failers
 457     xyz\Z
 458
 459 /\Gabc/
 460     abcdef
 461     defabcxyz\>3
 462     *** Failers
 463     defabcxyz
 464
 465 /^abcdef/
 466     ab\P
 467     abcde\P
 468     abcdef\P
 469     *** Failers
 470     abx\P
 471
 472 /^a{2,4}\d+z/
 473     a\P
 474     aa\P
 475     aa2\P
 476     aaa\P
 477     aaa23\P
 478     aaaa12345\P
 479     aa0z\P
 480     aaaa4444444444444z\P
 481     *** Failers
 482     az\P
 483     aaaaa\P
 484     a56\P
 485
 486 /^abcdef/
 487    abc\P
 488    def\R
 489
 490 /(?<=foo)bar/
 491    xyzfo\P
 492    foob\P\>2
 493    foobar...\R\P\>4
 494    xyzfo\P
 495    foobar\>2
 496    *** Failers
 497    xyzfo\P
 498    obar\R
 499
 500 /(ab*(cd|ef))+X/
 501     adfadadaklhlkalkajhlkjahdfasdfasdfladsfjkj\P\Z
 502     lkjhlkjhlkjhlkjhabbbbbbcdaefabbbbbbbefa\P\B\Z
 503     cdabbbbbbbb\P\R\B\Z
 504     efabbbbbbbbbbbbbbbb\P\R\B\Z
 505     bbbbbbbbbbbbcdXyasdfadf\P\R\B\Z
 506
 507 /(a|b)/SF>testsavedregex
 508 <testsavedregex
 509     abc
 510     ** Failers
 511     def
 512
 513 /the quick brown fox/
 514     the quick brown fox
 515     The quick brown FOX
 516     What do you know about the quick brown fox?
 517     What do you know about THE QUICK BROWN FOX?
 518
 519 /The quick brown fox/i
 520     the quick brown fox
 521     The quick brown FOX
 522     What do you know about the quick brown fox?
 523     What do you know about THE QUICK BROWN FOX?
 524
 525 /abcd\t\n\r\f\a\e\071\x3b\$\\\?caxyz/
 526     abcd\t\n\r\f\a\e9;\$\\?caxyz
 527
 528 /a*abc?xyz+pqr{3}ab{2,}xy{4,5}pq{0,6}AB{0,}zz/
 529     abxyzpqrrrabbxyyyypqAzz
 530     abxyzpqrrrabbxyyyypqAzz
 531     aabxyzpqrrrabbxyyyypqAzz
 532     aaabxyzpqrrrabbxyyyypqAzz
 533     aaaabxyzpqrrrabbxyyyypqAzz
 534     abcxyzpqrrrabbxyyyypqAzz
 535     aabcxyzpqrrrabbxyyyypqAzz
 536     aaabcxyzpqrrrabbxyyyypAzz
 537     aaabcxyzpqrrrabbxyyyypqAzz
 538     aaabcxyzpqrrrabbxyyyypqqAzz
 539     aaabcxyzpqrrrabbxyyyypqqqAzz
 540     aaabcxyzpqrrrabbxyyyypqqqqAzz
 541     aaabcxyzpqrrrabbxyyyypqqqqqAzz
 542     aaabcxyzpqrrrabbxyyyypqqqqqqAzz
 543     aaaabcxyzpqrrrabbxyyyypqAzz
 544     abxyzzpqrrrabbxyyyypqAzz
 545     aabxyzzzpqrrrabbxyyyypqAzz
 546     aaabxyzzzzpqrrrabbxyyyypqAzz
 547     aaaabxyzzzzpqrrrabbxyyyypqAzz
 548     abcxyzzpqrrrabbxyyyypqAzz
 549     aabcxyzzzpqrrrabbxyyyypqAzz
 550     aaabcxyzzzzpqrrrabbxyyyypqAzz
 551     aaaabcxyzzzzpqrrrabbxyyyypqAzz
 552     aaaabcxyzzzzpqrrrabbbxyyyypqAzz
 553     aaaabcxyzzzzpqrrrabbbxyyyyypqAzz
 554     aaabcxyzpqrrrabbxyyyypABzz
 555     aaabcxyzpqrrrabbxyyyypABBzz
 556     >>>aaabxyzpqrrrabbxyyyypqAzz
 557     >aaaabxyzpqrrrabbxyyyypqAzz
 558     >>>>abcxyzpqrrrabbxyyyypqAzz
 559     *** Failers
 560     abxyzpqrrabbxyyyypqAzz
 561     abxyzpqrrrrabbxyyyypqAzz
 562     abxyzpqrrrabxyyyypqAzz
 563     aaaabcxyzzzzpqrrrabbbxyyyyyypqAzz
 564     aaaabcxyzzzzpqrrrabbbxyyypqAzz
 565     aaabcxyzpqrrrabbxyyyypqqqqqqqAzz
 566
 567 /^(abc){1,2}zz/
 568     abczz
 569     abcabczz
 570     *** Failers
 571     zz
 572     abcabcabczz
 573     >>abczz
 574
 575 /^(b+?|a){1,2}?c/
 576     bc
 577     bbc
 578     bbbc
 579     bac
 580     bbac
 581     aac
 582     abbbbbbbbbbbc
 583     bbbbbbbbbbbac
 584     *** Failers
 585     aaac
 586     abbbbbbbbbbbac
 587
 588 /^(b+|a){1,2}c/
 589     bc
 590     bbc
 591     bbbc
 592     bac
 593     bbac
 594     aac
 595     abbbbbbbbbbbc
 596     bbbbbbbbbbbac
 597     *** Failers
 598     aaac
 599     abbbbbbbbbbbac
 600
 601 /^(b+|a){1,2}?bc/
 602     bbc
 603
 604 /^(b*|ba){1,2}?bc/
 605     babc
 606     bbabc
 607     bababc
 608     *** Failers
 609     bababbc
 610     babababc
 611
 612 /^(ba|b*){1,2}?bc/
 613     babc
 614     bbabc
 615     bababc
 616     *** Failers
 617     bababbc
 618     babababc
 619
 620 /^\ca\cA\c[\c{\c:/
 621     \x01\x01\e;z
 622
 623 /^[ab\]cde]/
 624     athing
 625     bthing
 626     ]thing
 627     cthing
 628     dthing
 629     ething
 630     *** Failers
 631     fthing
 632     [thing
 633     \\thing
 634
 635 /^[]cde]/
 636     ]thing
 637     cthing
 638     dthing
 639     ething
 640     *** Failers
 641     athing
 642     fthing
 643
 644 /^[^ab\]cde]/
 645     fthing
 646     [thing
 647     \\thing
 648     *** Failers
 649     athing
 650     bthing
 651     ]thing
 652     cthing
 653     dthing
 654     ething
 655
 656 /^[^]cde]/
 657     athing
 658     fthing
 659     *** Failers
 660     ]thing
 661     cthing
 662     dthing
 663     ething
 664
 665 /^\\81/
 666     \81
 667
 668 /^ÿ/
 669     ÿ
 670
 671 /^[0-9]+$/
 672     0
 673     1
 674     2
 675     3
 676     4
 677     5
 678     6
 679     7
 680     8
 681     9
 682     10
 683     100
 684     *** Failers
 685     abc
 686
 687 /^.*nter/
 688     enter
 689     inter
 690     uponter
 691
 692 /^xxx[0-9]+$/
 693     xxx0
 694     xxx1234
 695     *** Failers
 696     xxx
 697
 698 /^.+[0-9][0-9][0-9]$/
 699     x123
 700     xx123
 701     123456
 702     *** Failers
 703     123
 704     x1234
 705
 706 /^.+?[0-9][0-9][0-9]$/
 707     x123
 708     xx123
 709     123456
 710     *** Failers
 711     123
 712     x1234
 713
 714 /^([^!]+)!(.+)=apquxz\.ixr\.zzz\.ac\.uk$/
 715     abc!pqr=apquxz.ixr.zzz.ac.uk
 716     *** Failers
 717     !pqr=apquxz.ixr.zzz.ac.uk
 718     abc!=apquxz.ixr.zzz.ac.uk
 719     abc!pqr=apquxz:ixr.zzz.ac.uk
 720     abc!pqr=apquxz.ixr.zzz.ac.ukk
 721
 722 /:/
 723     Well, we need a colon: somewhere
 724     *** Fail if we don't
 725
 726 /([\da-f:]+)$/i
 727     0abc
 728     abc
 729     fed
 730     E
 731     ::
 732     5f03:12C0::932e
 733     fed def
 734     Any old stuff
 735     *** Failers
 736     0zzz
 737     gzzz
 738     fed\x20
 739     Any old rubbish
 740
 741 /^.*\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/
 742     .1.2.3
 743     A.12.123.0
 744     *** Failers
 745     .1.2.3333
 746     1.2.3
 747     1234.2.3
 748
 749 /^(\d+)\s+IN\s+SOA\s+(\S+)\s+(\S+)\s*\(\s*$/
 750     1 IN SOA non-sp1 non-sp2(
 751     1    IN    SOA    non-sp1    non-sp2   (
 752     *** Failers
 753     1IN SOA non-sp1 non-sp2(
 754
 755 /^[a-zA-Z\d][a-zA-Z\d\-]*(\.[a-zA-Z\d][a-zA-z\d\-]*)*\.$/
 756     a.
 757     Z.
 758     2.
 759     ab-c.pq-r.
 760     sxk.zzz.ac.uk.
 761     x-.y-.
 762     *** Failers
 763     -abc.peq.
 764
 765 /^\*\.[a-z]([a-z\-\d]*[a-z\d]+)?(\.[a-z]([a-z\-\d]*[a-z\d]+)?)*$/
 766     *.a
 767     *.b0-a
 768     *.c3-b.c
 769     *.c-a.b-c
 770     *** Failers
 771     *.0
 772     *.a-
 773     *.a-b.c-
 774     *.c-a.0-c
 775
 776 /^(?=ab(de))(abd)(e)/
 777     abde
 778
 779 /^(?!(ab)de|x)(abd)(f)/
 780     abdf
 781
 782 /^(?=(ab(cd)))(ab)/
 783     abcd
 784
 785 /^[\da-f](\.[\da-f])*$/i
 786     a.b.c.d
 787     A.B.C.D
 788     a.b.c.1.2.3.C
 789
 790 /^\".*\"\s*(;.*)?$/
 791     \"1234\"
 792     \"abcd\" ;
 793     \"\" ; rhubarb
 794     *** Failers
 795     \"1234\" : things
 796
 797 /^$/
 798     \
 799     *** Failers
 800
 801 /   ^    a   (?# begins with a)  b\sc (?# then b c) $ (?# then end)/x
 802     ab c
 803     *** Failers
 804     abc
 805     ab cde
 806
 807 /(?x)   ^    a   (?# begins with a)  b\sc (?# then b c) $ (?# then end)/
 808     ab c
 809     *** Failers
 810     abc
 811     ab cde
 812
 813 /^   a\ b[c ]d       $/x
 814     a bcd
 815     a b d
 816     *** Failers
 817     abcd
 818     ab d
 819
 820 /^(a(b(c)))(d(e(f)))(h(i(j)))(k(l(m)))$/
 821     abcdefhijklm
 822
 823 /^(?:a(b(c)))(?:d(e(f)))(?:h(i(j)))(?:k(l(m)))$/
 824     abcdefhijklm
 825
 826 /^[\w][\W][\s][\S][\d][\D][\b][\n][\c]][\022]/
 827     a+ Z0+\x08\n\x1d\x12
 828
 829 /^[.^$|()*+?{,}]+/
 830     .^\$(*+)|{?,?}
 831
 832 /^a*\w/
 833     z
 834     az
 835     aaaz
 836     a
 837     aa
 838     aaaa
 839     a+
 840     aa+
 841
 842 /^a*?\w/
 843     z
 844     az
 845     aaaz
 846     a
 847     aa
 848     aaaa
 849     a+
 850     aa+
 851
 852 /^a+\w/
 853     az
 854     aaaz
 855     aa
 856     aaaa
 857     aa+
 858
 859 /^a+?\w/
 860     az
 861     aaaz
 862     aa
 863     aaaa
 864     aa+
 865
 866 /^\d{8}\w{2,}/
 867     1234567890
 868     12345678ab
 869     12345678__
 870     *** Failers
 871     1234567
 872
 873 /^[aeiou\d]{4,5}$/
 874     uoie
 875     1234
 876     12345
 877     aaaaa
 878     *** Failers
 879     123456
 880
 881 /^[aeiou\d]{4,5}?/
 882     uoie
 883     1234
 884     12345
 885     aaaaa
 886     123456
 887
 888 /^From +([^ ]+) +[a-zA-Z][a-zA-Z][a-zA-Z] +[a-zA-Z][a-zA-Z][a-zA-Z] +[0-9]?[0-9] +[0-9][0-9]:[0-9][0-9]/
 889     From abcd  Mon Sep 01 12:33:02 1997
 890
 891 /^From\s+\S+\s+([a-zA-Z]{3}\s+){2}\d{1,2}\s+\d\d:\d\d/
 892     From abcd  Mon Sep 01 12:33:02 1997
 893     From abcd  Mon Sep  1 12:33:02 1997
 894     *** Failers
 895     From abcd  Sep 01 12:33:02 1997
 896
 897 /^12.34/s
 898     12\n34
 899     12\r34
 900
 901 /\w+(?=\t)/
 902     the quick brown\t fox
 903
 904 /foo(?!bar)(.*)/
 905     foobar is foolish see?
 906
 907 /(?:(?!foo)...|^.{0,2})bar(.*)/
 908     foobar crowbar etc
 909     barrel
 910     2barrel
 911     A barrel
 912
 913 /^(\D*)(?=\d)(?!123)/
 914     abc456
 915     *** Failers
 916     abc123
 917
 918 /^1234(?# test newlines
 919   inside)/
 920     1234
 921
 922 /^1234 #comment in extended re
 923   /x
 924     1234
 925
 926 /#rhubarb
 927   abcd/x
 928     abcd
 929
 930 /^abcd#rhubarb/x
 931     abcd
 932
 933 /(?!^)abc/
 934     the abc
 935     *** Failers
 936     abc
 937
 938 /(?=^)abc/
 939     abc
 940     *** Failers
 941     the abc
 942
 943 /^[ab]{1,3}(ab*|b)/O
 944     aabbbbb
 945
 946 /^[ab]{1,3}?(ab*|b)/O
 947     aabbbbb
 948
 949 /^[ab]{1,3}?(ab*?|b)/O
 950     aabbbbb
 951
 952 /^[ab]{1,3}(ab*?|b)/O
 953     aabbbbb
 954
 955 /  (?: [\040\t] |  \(
 956 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
 957 \)  )*                          # optional leading comment
 958 (?:    (?:
 959 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
 960 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
 961 |
 962 " (?:                      # opening quote...
 963 [^\\\x80-\xff\n\015"]                #   Anything except backslash and quote
 964 |                     #    or
 965 \\ [^\x80-\xff]           #   Escaped something (something != CR)
 966 )* "  # closing quote
 967 )                    # initial word
 968 (?:  (?: [\040\t] |  \(
 969 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
 970 \)  )*  \.  (?: [\040\t] |  \(
 971 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
 972 \)  )*   (?:
 973 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
 974 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
 975 |
 976 " (?:                      # opening quote...
 977 [^\\\x80-\xff\n\015"]                #   Anything except backslash and quote
 978 |                     #    or
 979 \\ [^\x80-\xff]           #   Escaped something (something != CR)
 980 )* "  # closing quote
 981 )  )* # further okay, if led by a period
 982 (?: [\040\t] |  \(
 983 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
 984 \)  )*  @  (?: [\040\t] |  \(
 985 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
 986 \)  )*    (?:
 987 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
 988 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
 989 |   \[                         # [
 990 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*    #    stuff
 991 \]                        #           ]
 992 )                           # initial subdomain
 993 (?:                                  #
 994 (?: [\040\t] |  \(
 995 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
 996 \)  )*  \.                        # if led by a period...
 997 (?: [\040\t] |  \(
 998 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
 999 \)  )*   (?:
1000 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1001 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1002 |   \[                         # [
1003 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*    #    stuff
1004 \]                        #           ]
1005 )                     #   ...further okay
1006 )*
1007 # address
1008 |                     #  or
1009 (?:
1010 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1011 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1012 |
1013 " (?:                      # opening quote...
1014 [^\\\x80-\xff\n\015"]                #   Anything except backslash and quote
1015 |                     #    or
1016 \\ [^\x80-\xff]           #   Escaped something (something != CR)
1017 )* "  # closing quote
1018 )             # one word, optionally followed by....
1019 (?:
1020 [^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037]  |  # atom and space parts, or...
1021 \(
1022 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1023 \)       |  # comments, or...
1024
1025 " (?:                      # opening quote...
1026 [^\\\x80-\xff\n\015"]                #   Anything except backslash and quote
1027 |                     #    or
1028 \\ [^\x80-\xff]           #   Escaped something (something != CR)
1029 )* "  # closing quote
1030 # quoted strings
1031 )*
1032 <  (?: [\040\t] |  \(
1033 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1034 \)  )*                     # leading <
1035 (?:  @  (?: [\040\t] |  \(
1036 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1037 \)  )*    (?:
1038 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1039 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1040 |   \[                         # [
1041 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*    #    stuff
1042 \]                        #           ]
1043 )                           # initial subdomain
1044 (?:                                  #
1045 (?: [\040\t] |  \(
1046 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1047 \)  )*  \.                        # if led by a period...
1048 (?: [\040\t] |  \(
1049 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1050 \)  )*   (?:
1051 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1052 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1053 |   \[                         # [
1054 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*    #    stuff
1055 \]                        #           ]
1056 )                     #   ...further okay
1057 )*
1058
1059 (?:  (?: [\040\t] |  \(
1060 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1061 \)  )*  ,  (?: [\040\t] |  \(
1062 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1063 \)  )*  @  (?: [\040\t] |  \(
1064 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1065 \)  )*    (?:
1066 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1067 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1068 |   \[                         # [
1069 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*    #    stuff
1070 \]                        #           ]
1071 )                           # initial subdomain
1072 (?:                                  #
1073 (?: [\040\t] |  \(
1074 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1075 \)  )*  \.                        # if led by a period...
1076 (?: [\040\t] |  \(
1077 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1078 \)  )*   (?:
1079 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1080 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1081 |   \[                         # [
1082 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*    #    stuff
1083 \]                        #           ]
1084 )                     #   ...further okay
1085 )*
1086 )* # further okay, if led by comma
1087 :                                # closing colon
1088 (?: [\040\t] |  \(
1089 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1090 \)  )*  )? #       optional route
1091 (?:
1092 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1093 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1094 |
1095 " (?:                      # opening quote...
1096 [^\\\x80-\xff\n\015"]                #   Anything except backslash and quote
1097 |                     #    or
1098 \\ [^\x80-\xff]           #   Escaped something (something != CR)
1099 )* "  # closing quote
1100 )                    # initial word
1101 (?:  (?: [\040\t] |  \(
1102 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1103 \)  )*  \.  (?: [\040\t] |  \(
1104 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1105 \)  )*   (?:
1106 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1107 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1108 |
1109 " (?:                      # opening quote...
1110 [^\\\x80-\xff\n\015"]                #   Anything except backslash and quote
1111 |                     #    or
1112 \\ [^\x80-\xff]           #   Escaped something (something != CR)
1113 )* "  # closing quote
1114 )  )* # further okay, if led by a period
1115 (?: [\040\t] |  \(
1116 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1117 \)  )*  @  (?: [\040\t] |  \(
1118 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1119 \)  )*    (?:
1120 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1121 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1122 |   \[                         # [
1123 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*    #    stuff
1124 \]                        #           ]
1125 )                           # initial subdomain
1126 (?:                                  #
1127 (?: [\040\t] |  \(
1128 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1129 \)  )*  \.                        # if led by a period...
1130 (?: [\040\t] |  \(
1131 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1132 \)  )*   (?:
1133 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1134 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1135 |   \[                         # [
1136 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*    #    stuff
1137 \]                        #           ]
1138 )                     #   ...further okay
1139 )*
1140 #       address spec
1141 (?: [\040\t] |  \(
1142 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1143 \)  )*  > #                  trailing >
1144 # name and address
1145 )  (?: [\040\t] |  \(
1146 (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  |  \( (?:  [^\\\x80-\xff\n\015()]  |  \\ [^\x80-\xff]  )* \)  )*
1147 \)  )*                       # optional trailing comment
1148 /x
1149     Alan Other <user\@dom.ain>
1150     <user\@dom.ain>
1151     user\@dom.ain
1152     \"A. Other\" <user.1234\@dom.ain> (a comment)
1153     A. Other <user.1234\@dom.ain> (a comment)
1154     \"/s=user/ou=host/o=place/prmd=uu.yy/admd= /c=gb/\"\@x400-re.lay
1155     A missing angle <user\@some.where
1156     *** Failers
1157     The quick brown fox
1158
1159 /[\040\t]*                    # Nab whitespace.
1160 (?:
1161 \(                              #  (
1162 [^\\\x80-\xff\n\015()] *                             #     normal*
1163 (?:                                 #       (
1164 (?:  \\ [^\x80-\xff]  |
1165 \(                            #  (
1166 [^\\\x80-\xff\n\015()] *                            #     normal*
1167 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1168 \)                           #                       )
1169 )    #         special
1170 [^\\\x80-\xff\n\015()] *                         #         normal*
1171 )*                                  #            )*
1172 \)                             #                )
1173 [\040\t]* )*    # If comment found, allow more spaces.
1174 # optional leading comment
1175 (?:
1176 (?:
1177 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1178 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1179 # Atom
1180 |                       #  or
1181 "                                     # "
1182 [^\\\x80-\xff\n\015"] *                            #   normal
1183 (?:  \\ [^\x80-\xff]  [^\\\x80-\xff\n\015"] * )*        #   ( special normal* )*
1184 "                                     #        "
1185 # Quoted string
1186 )
1187 [\040\t]*                    # Nab whitespace.
1188 (?:
1189 \(                              #  (
1190 [^\\\x80-\xff\n\015()] *                             #     normal*
1191 (?:                                 #       (
1192 (?:  \\ [^\x80-\xff]  |
1193 \(                            #  (
1194 [^\\\x80-\xff\n\015()] *                            #     normal*
1195 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1196 \)                           #                       )
1197 )    #         special
1198 [^\\\x80-\xff\n\015()] *                         #         normal*
1199 )*                                  #            )*
1200 \)                             #                )
1201 [\040\t]* )*    # If comment found, allow more spaces.
1202 (?:
1203 \.
1204 [\040\t]*                    # Nab whitespace.
1205 (?:
1206 \(                              #  (
1207 [^\\\x80-\xff\n\015()] *                             #     normal*
1208 (?:                                 #       (
1209 (?:  \\ [^\x80-\xff]  |
1210 \(                            #  (
1211 [^\\\x80-\xff\n\015()] *                            #     normal*
1212 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1213 \)                           #                       )
1214 )    #         special
1215 [^\\\x80-\xff\n\015()] *                         #         normal*
1216 )*                                  #            )*
1217 \)                             #                )
1218 [\040\t]* )*    # If comment found, allow more spaces.
1219 (?:
1220 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1221 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1222 # Atom
1223 |                       #  or
1224 "                                     # "
1225 [^\\\x80-\xff\n\015"] *                            #   normal
1226 (?:  \\ [^\x80-\xff]  [^\\\x80-\xff\n\015"] * )*        #   ( special normal* )*
1227 "                                     #        "
1228 # Quoted string
1229 )
1230 [\040\t]*                    # Nab whitespace.
1231 (?:
1232 \(                              #  (
1233 [^\\\x80-\xff\n\015()] *                             #     normal*
1234 (?:                                 #       (
1235 (?:  \\ [^\x80-\xff]  |
1236 \(                            #  (
1237 [^\\\x80-\xff\n\015()] *                            #     normal*
1238 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1239 \)                           #                       )
1240 )    #         special
1241 [^\\\x80-\xff\n\015()] *                         #         normal*
1242 )*                                  #            )*
1243 \)                             #                )
1244 [\040\t]* )*    # If comment found, allow more spaces.
1245 # additional words
1246 )*
1247 @
1248 [\040\t]*                    # Nab whitespace.
1249 (?:
1250 \(                              #  (
1251 [^\\\x80-\xff\n\015()] *                             #     normal*
1252 (?:                                 #       (
1253 (?:  \\ [^\x80-\xff]  |
1254 \(                            #  (
1255 [^\\\x80-\xff\n\015()] *                            #     normal*
1256 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1257 \)                           #                       )
1258 )    #         special
1259 [^\\\x80-\xff\n\015()] *                         #         normal*
1260 )*                                  #            )*
1261 \)                             #                )
1262 [\040\t]* )*    # If comment found, allow more spaces.
1263 (?:
1264 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1265 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1266 |
1267 \[                            # [
1268 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*     #    stuff
1269 \]                           #           ]
1270 )
1271 [\040\t]*                    # Nab whitespace.
1272 (?:
1273 \(                              #  (
1274 [^\\\x80-\xff\n\015()] *                             #     normal*
1275 (?:                                 #       (
1276 (?:  \\ [^\x80-\xff]  |
1277 \(                            #  (
1278 [^\\\x80-\xff\n\015()] *                            #     normal*
1279 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1280 \)                           #                       )
1281 )    #         special
1282 [^\\\x80-\xff\n\015()] *                         #         normal*
1283 )*                                  #            )*
1284 \)                             #                )
1285 [\040\t]* )*    # If comment found, allow more spaces.
1286 # optional trailing comments
1287 (?:
1288 \.
1289 [\040\t]*                    # Nab whitespace.
1290 (?:
1291 \(                              #  (
1292 [^\\\x80-\xff\n\015()] *                             #     normal*
1293 (?:                                 #       (
1294 (?:  \\ [^\x80-\xff]  |
1295 \(                            #  (
1296 [^\\\x80-\xff\n\015()] *                            #     normal*
1297 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1298 \)                           #                       )
1299 )    #         special
1300 [^\\\x80-\xff\n\015()] *                         #         normal*
1301 )*                                  #            )*
1302 \)                             #                )
1303 [\040\t]* )*    # If comment found, allow more spaces.
1304 (?:
1305 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1306 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1307 |
1308 \[                            # [
1309 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*     #    stuff
1310 \]                           #           ]
1311 )
1312 [\040\t]*                    # Nab whitespace.
1313 (?:
1314 \(                              #  (
1315 [^\\\x80-\xff\n\015()] *                             #     normal*
1316 (?:                                 #       (
1317 (?:  \\ [^\x80-\xff]  |
1318 \(                            #  (
1319 [^\\\x80-\xff\n\015()] *                            #     normal*
1320 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1321 \)                           #                       )
1322 )    #         special
1323 [^\\\x80-\xff\n\015()] *                         #         normal*
1324 )*                                  #            )*
1325 \)                             #                )
1326 [\040\t]* )*    # If comment found, allow more spaces.
1327 # optional trailing comments
1328 )*
1329 # address
1330 |                             #  or
1331 (?:
1332 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1333 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1334 # Atom
1335 |                       #  or
1336 "                                     # "
1337 [^\\\x80-\xff\n\015"] *                            #   normal
1338 (?:  \\ [^\x80-\xff]  [^\\\x80-\xff\n\015"] * )*        #   ( special normal* )*
1339 "                                     #        "
1340 # Quoted string
1341 )
1342 # leading word
1343 [^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037] *               # "normal" atoms and or spaces
1344 (?:
1345 (?:
1346 \(                              #  (
1347 [^\\\x80-\xff\n\015()] *                             #     normal*
1348 (?:                                 #       (
1349 (?:  \\ [^\x80-\xff]  |
1350 \(                            #  (
1351 [^\\\x80-\xff\n\015()] *                            #     normal*
1352 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1353 \)                           #                       )
1354 )    #         special
1355 [^\\\x80-\xff\n\015()] *                         #         normal*
1356 )*                                  #            )*
1357 \)                             #                )
1358 |
1359 "                                     # "
1360 [^\\\x80-\xff\n\015"] *                            #   normal
1361 (?:  \\ [^\x80-\xff]  [^\\\x80-\xff\n\015"] * )*        #   ( special normal* )*
1362 "                                     #        "
1363 ) # "special" comment or quoted string
1364 [^()<>@,;:".\\\[\]\x80-\xff\000-\010\012-\037] *            #  more "normal"
1365 )*
1366 <
1367 [\040\t]*                    # Nab whitespace.
1368 (?:
1369 \(                              #  (
1370 [^\\\x80-\xff\n\015()] *                             #     normal*
1371 (?:                                 #       (
1372 (?:  \\ [^\x80-\xff]  |
1373 \(                            #  (
1374 [^\\\x80-\xff\n\015()] *                            #     normal*
1375 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1376 \)                           #                       )
1377 )    #         special
1378 [^\\\x80-\xff\n\015()] *                         #         normal*
1379 )*                                  #            )*
1380 \)                             #                )
1381 [\040\t]* )*    # If comment found, allow more spaces.
1382 # <
1383 (?:
1384 @
1385 [\040\t]*                    # Nab whitespace.
1386 (?:
1387 \(                              #  (
1388 [^\\\x80-\xff\n\015()] *                             #     normal*
1389 (?:                                 #       (
1390 (?:  \\ [^\x80-\xff]  |
1391 \(                            #  (
1392 [^\\\x80-\xff\n\015()] *                            #     normal*
1393 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1394 \)                           #                       )
1395 )    #         special
1396 [^\\\x80-\xff\n\015()] *                         #         normal*
1397 )*                                  #            )*
1398 \)                             #                )
1399 [\040\t]* )*    # If comment found, allow more spaces.
1400 (?:
1401 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1402 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1403 |
1404 \[                            # [
1405 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*     #    stuff
1406 \]                           #           ]
1407 )
1408 [\040\t]*                    # Nab whitespace.
1409 (?:
1410 \(                              #  (
1411 [^\\\x80-\xff\n\015()] *                             #     normal*
1412 (?:                                 #       (
1413 (?:  \\ [^\x80-\xff]  |
1414 \(                            #  (
1415 [^\\\x80-\xff\n\015()] *                            #     normal*
1416 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1417 \)                           #                       )
1418 )    #         special
1419 [^\\\x80-\xff\n\015()] *                         #         normal*
1420 )*                                  #            )*
1421 \)                             #                )
1422 [\040\t]* )*    # If comment found, allow more spaces.
1423 # optional trailing comments
1424 (?:
1425 \.
1426 [\040\t]*                    # Nab whitespace.
1427 (?:
1428 \(                              #  (
1429 [^\\\x80-\xff\n\015()] *                             #     normal*
1430 (?:                                 #       (
1431 (?:  \\ [^\x80-\xff]  |
1432 \(                            #  (
1433 [^\\\x80-\xff\n\015()] *                            #     normal*
1434 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1435 \)                           #                       )
1436 )    #         special
1437 [^\\\x80-\xff\n\015()] *                         #         normal*
1438 )*                                  #            )*
1439 \)                             #                )
1440 [\040\t]* )*    # If comment found, allow more spaces.
1441 (?:
1442 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1443 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1444 |
1445 \[                            # [
1446 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*     #    stuff
1447 \]                           #           ]
1448 )
1449 [\040\t]*                    # Nab whitespace.
1450 (?:
1451 \(                              #  (
1452 [^\\\x80-\xff\n\015()] *                             #     normal*
1453 (?:                                 #       (
1454 (?:  \\ [^\x80-\xff]  |
1455 \(                            #  (
1456 [^\\\x80-\xff\n\015()] *                            #     normal*
1457 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1458 \)                           #                       )
1459 )    #         special
1460 [^\\\x80-\xff\n\015()] *                         #         normal*
1461 )*                                  #            )*
1462 \)                             #                )
1463 [\040\t]* )*    # If comment found, allow more spaces.
1464 # optional trailing comments
1465 )*
1466 (?: ,
1467 [\040\t]*                    # Nab whitespace.
1468 (?:
1469 \(                              #  (
1470 [^\\\x80-\xff\n\015()] *                             #     normal*
1471 (?:                                 #       (
1472 (?:  \\ [^\x80-\xff]  |
1473 \(                            #  (
1474 [^\\\x80-\xff\n\015()] *                            #     normal*
1475 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1476 \)                           #                       )
1477 )    #         special
1478 [^\\\x80-\xff\n\015()] *                         #         normal*
1479 )*                                  #            )*
1480 \)                             #                )
1481 [\040\t]* )*    # If comment found, allow more spaces.
1482 @
1483 [\040\t]*                    # Nab whitespace.
1484 (?:
1485 \(                              #  (
1486 [^\\\x80-\xff\n\015()] *                             #     normal*
1487 (?:                                 #       (
1488 (?:  \\ [^\x80-\xff]  |
1489 \(                            #  (
1490 [^\\\x80-\xff\n\015()] *                            #     normal*
1491 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1492 \)                           #                       )
1493 )    #         special
1494 [^\\\x80-\xff\n\015()] *                         #         normal*
1495 )*                                  #            )*
1496 \)                             #                )
1497 [\040\t]* )*    # If comment found, allow more spaces.
1498 (?:
1499 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1500 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1501 |
1502 \[                            # [
1503 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*     #    stuff
1504 \]                           #           ]
1505 )
1506 [\040\t]*                    # Nab whitespace.
1507 (?:
1508 \(                              #  (
1509 [^\\\x80-\xff\n\015()] *                             #     normal*
1510 (?:                                 #       (
1511 (?:  \\ [^\x80-\xff]  |
1512 \(                            #  (
1513 [^\\\x80-\xff\n\015()] *                            #     normal*
1514 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1515 \)                           #                       )
1516 )    #         special
1517 [^\\\x80-\xff\n\015()] *                         #         normal*
1518 )*                                  #            )*
1519 \)                             #                )
1520 [\040\t]* )*    # If comment found, allow more spaces.
1521 # optional trailing comments
1522 (?:
1523 \.
1524 [\040\t]*                    # Nab whitespace.
1525 (?:
1526 \(                              #  (
1527 [^\\\x80-\xff\n\015()] *                             #     normal*
1528 (?:                                 #       (
1529 (?:  \\ [^\x80-\xff]  |
1530 \(                            #  (
1531 [^\\\x80-\xff\n\015()] *                            #     normal*
1532 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1533 \)                           #                       )
1534 )    #         special
1535 [^\\\x80-\xff\n\015()] *                         #         normal*
1536 )*                                  #            )*
1537 \)                             #                )
1538 [\040\t]* )*    # If comment found, allow more spaces.
1539 (?:
1540 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1541 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1542 |
1543 \[                            # [
1544 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*     #    stuff
1545 \]                           #           ]
1546 )
1547 [\040\t]*                    # Nab whitespace.
1548 (?:
1549 \(                              #  (
1550 [^\\\x80-\xff\n\015()] *                             #     normal*
1551 (?:                                 #       (
1552 (?:  \\ [^\x80-\xff]  |
1553 \(                            #  (
1554 [^\\\x80-\xff\n\015()] *                            #     normal*
1555 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1556 \)                           #                       )
1557 )    #         special
1558 [^\\\x80-\xff\n\015()] *                         #         normal*
1559 )*                                  #            )*
1560 \)                             #                )
1561 [\040\t]* )*    # If comment found, allow more spaces.
1562 # optional trailing comments
1563 )*
1564 )*  # additional domains
1565 :
1566 [\040\t]*                    # Nab whitespace.
1567 (?:
1568 \(                              #  (
1569 [^\\\x80-\xff\n\015()] *                             #     normal*
1570 (?:                                 #       (
1571 (?:  \\ [^\x80-\xff]  |
1572 \(                            #  (
1573 [^\\\x80-\xff\n\015()] *                            #     normal*
1574 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1575 \)                           #                       )
1576 )    #         special
1577 [^\\\x80-\xff\n\015()] *                         #         normal*
1578 )*                                  #            )*
1579 \)                             #                )
1580 [\040\t]* )*    # If comment found, allow more spaces.
1581 # optional trailing comments
1582 )?     #       optional route
1583 (?:
1584 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1585 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1586 # Atom
1587 |                       #  or
1588 "                                     # "
1589 [^\\\x80-\xff\n\015"] *                            #   normal
1590 (?:  \\ [^\x80-\xff]  [^\\\x80-\xff\n\015"] * )*        #   ( special normal* )*
1591 "                                     #        "
1592 # Quoted string
1593 )
1594 [\040\t]*                    # Nab whitespace.
1595 (?:
1596 \(                              #  (
1597 [^\\\x80-\xff\n\015()] *                             #     normal*
1598 (?:                                 #       (
1599 (?:  \\ [^\x80-\xff]  |
1600 \(                            #  (
1601 [^\\\x80-\xff\n\015()] *                            #     normal*
1602 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1603 \)                           #                       )
1604 )    #         special
1605 [^\\\x80-\xff\n\015()] *                         #         normal*
1606 )*                                  #            )*
1607 \)                             #                )
1608 [\040\t]* )*    # If comment found, allow more spaces.
1609 (?:
1610 \.
1611 [\040\t]*                    # Nab whitespace.
1612 (?:
1613 \(                              #  (
1614 [^\\\x80-\xff\n\015()] *                             #     normal*
1615 (?:                                 #       (
1616 (?:  \\ [^\x80-\xff]  |
1617 \(                            #  (
1618 [^\\\x80-\xff\n\015()] *                            #     normal*
1619 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1620 \)                           #                       )
1621 )    #         special
1622 [^\\\x80-\xff\n\015()] *                         #         normal*
1623 )*                                  #            )*
1624 \)                             #                )
1625 [\040\t]* )*    # If comment found, allow more spaces.
1626 (?:
1627 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1628 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1629 # Atom
1630 |                       #  or
1631 "                                     # "
1632 [^\\\x80-\xff\n\015"] *                            #   normal
1633 (?:  \\ [^\x80-\xff]  [^\\\x80-\xff\n\015"] * )*        #   ( special normal* )*
1634 "                                     #        "
1635 # Quoted string
1636 )
1637 [\040\t]*                    # Nab whitespace.
1638 (?:
1639 \(                              #  (
1640 [^\\\x80-\xff\n\015()] *                             #     normal*
1641 (?:                                 #       (
1642 (?:  \\ [^\x80-\xff]  |
1643 \(                            #  (
1644 [^\\\x80-\xff\n\015()] *                            #     normal*
1645 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1646 \)                           #                       )
1647 )    #         special
1648 [^\\\x80-\xff\n\015()] *                         #         normal*
1649 )*                                  #            )*
1650 \)                             #                )
1651 [\040\t]* )*    # If comment found, allow more spaces.
1652 # additional words
1653 )*
1654 @
1655 [\040\t]*                    # Nab whitespace.
1656 (?:
1657 \(                              #  (
1658 [^\\\x80-\xff\n\015()] *                             #     normal*
1659 (?:                                 #       (
1660 (?:  \\ [^\x80-\xff]  |
1661 \(                            #  (
1662 [^\\\x80-\xff\n\015()] *                            #     normal*
1663 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1664 \)                           #                       )
1665 )    #         special
1666 [^\\\x80-\xff\n\015()] *                         #         normal*
1667 )*                                  #            )*
1668 \)                             #                )
1669 [\040\t]* )*    # If comment found, allow more spaces.
1670 (?:
1671 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1672 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1673 |
1674 \[                            # [
1675 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*     #    stuff
1676 \]                           #           ]
1677 )
1678 [\040\t]*                    # Nab whitespace.
1679 (?:
1680 \(                              #  (
1681 [^\\\x80-\xff\n\015()] *                             #     normal*
1682 (?:                                 #       (
1683 (?:  \\ [^\x80-\xff]  |
1684 \(                            #  (
1685 [^\\\x80-\xff\n\015()] *                            #     normal*
1686 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1687 \)                           #                       )
1688 )    #         special
1689 [^\\\x80-\xff\n\015()] *                         #         normal*
1690 )*                                  #            )*
1691 \)                             #                )
1692 [\040\t]* )*    # If comment found, allow more spaces.
1693 # optional trailing comments
1694 (?:
1695 \.
1696 [\040\t]*                    # Nab whitespace.
1697 (?:
1698 \(                              #  (
1699 [^\\\x80-\xff\n\015()] *                             #     normal*
1700 (?:                                 #       (
1701 (?:  \\ [^\x80-\xff]  |
1702 \(                            #  (
1703 [^\\\x80-\xff\n\015()] *                            #     normal*
1704 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1705 \)                           #                       )
1706 )    #         special
1707 [^\\\x80-\xff\n\015()] *                         #         normal*
1708 )*                                  #            )*
1709 \)                             #                )
1710 [\040\t]* )*    # If comment found, allow more spaces.
1711 (?:
1712 [^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]+    # some number of atom characters...
1713 (?![^(\040)<>@,;:".\\\[\]\000-\037\x80-\xff]) # ..not followed by something that could be part of an atom
1714 |
1715 \[                            # [
1716 (?: [^\\\x80-\xff\n\015\[\]] |  \\ [^\x80-\xff]  )*     #    stuff
1717 \]                           #           ]
1718 )
1719 [\040\t]*                    # Nab whitespace.
1720 (?:
1721 \(                              #  (
1722 [^\\\x80-\xff\n\015()] *                             #     normal*
1723 (?:                                 #       (
1724 (?:  \\ [^\x80-\xff]  |
1725 \(                            #  (
1726 [^\\\x80-\xff\n\015()] *                            #     normal*
1727 (?:  \\ [^\x80-\xff]   [^\\\x80-\xff\n\015()] * )*        #     (special normal*)*
1728 \)                           #                       )
1729 )    #         special
1730 [^\\\x80-\xff\n\015()] *                         #         normal*
1731 )*                                  #            )*
1732 \)                             #                )
1733 [\040\t]* )*    # If comment found, allow more spaces.
1734 # optional trailing comments
1735 )*
1736 #       address spec
1737 >                    #                 >
1738 # name and address
1739 )
1740 /x
1741     Alan Other <user\@dom.ain>
1742     <user\@dom.ain>
1743     user\@dom.ain
1744     \"A. Other\" <user.1234\@dom.ain> (a comment)
1745     A. Other <user.1234\@dom.ain> (a comment)
1746     \"/s=user/ou=host/o=place/prmd=uu.yy/admd= /c=gb/\"\@x400-re.lay
1747     A missing angle <user\@some.where
1748     *** Failers
1749     The quick brown fox
1750
1751 /abc\0def\00pqr\000xyz\0000AB/
1752     abc\0def\00pqr\000xyz\0000AB
1753     abc456 abc\0def\00pqr\000xyz\0000ABCDE
1754
1755 /abc\x0def\x00pqr\x000xyz\x0000AB/
1756     abc\x0def\x00pqr\x000xyz\x0000AB
1757     abc456 abc\x0def\x00pqr\x000xyz\x0000ABCDE
1758
1759 /^[\000-\037]/
1760     \0A
1761     \01B
1762     \037C
1763
1764 /\0*/
1765     \0\0\0\0
1766
1767 /A\x0{2,3}Z/
1768     The A\x0\x0Z
1769     An A\0\x0\0Z
1770     *** Failers
1771     A\0Z
1772     A\0\x0\0\x0Z
1773
1774 /^\s/
1775     \040abc
1776     \x0cabc
1777     \nabc
1778     \rabc
1779     \tabc
1780     *** Failers
1781     abc
1782
1783 /^a     b
1784     \f  c/x
1785     abc
1786
1787 /ab{1,3}bc/
1788     abbbbc
1789     abbbc
1790     abbc
1791     *** Failers
1792     abc
1793     abbbbbc
1794
1795 /([^.]*)\.([^:]*):[T ]+(.*)/
1796     track1.title:TBlah blah blah
1797
1798 /([^.]*)\.([^:]*):[T ]+(.*)/i
1799     track1.title:TBlah blah blah
1800
1801 /([^.]*)\.([^:]*):[t ]+(.*)/i
1802     track1.title:TBlah blah blah
1803
1804 /^[W-c]+$/
1805     WXY_^abc
1806     *** Failers
1807     wxy
1808
1809 /^[W-c]+$/i
1810     WXY_^abc
1811     wxy_^ABC
1812
1813 /^[\x3f-\x5F]+$/i
1814     WXY_^abc
1815     wxy_^ABC
1816
1817 /^abc$/m
1818     abc
1819     qqq\nabc
1820     abc\nzzz
1821     qqq\nabc\nzzz
1822
1823 /^abc$/
1824     abc
1825     *** Failers
1826     qqq\nabc
1827     abc\nzzz
1828     qqq\nabc\nzzz
1829
1830 /\Aabc\Z/m
1831     abc
1832     abc\n
1833     *** Failers
1834     qqq\nabc
1835     abc\nzzz
1836     qqq\nabc\nzzz
1837
1838 /\A(.)*\Z/s
1839     abc\ndef
1840
1841 /\A(.)*\Z/m
1842     *** Failers
1843     abc\ndef
1844
1845 /(?:b)|(?::+)/
1846     b::c
1847     c::b
1848
1849 /[-az]+/
1850     az-
1851     *** Failers
1852     b
1853
1854 /[az-]+/
1855     za-
1856     *** Failers
1857     b
1858
1859 /[a\-z]+/
1860     a-z
1861     *** Failers
1862     b
1863
1864 /[a-z]+/
1865     abcdxyz
1866
1867 /[\d-]+/
1868     12-34
1869     *** Failers
1870     aaa
1871
1872 /[\d-z]+/
1873     12-34z
1874     *** Failers
1875     aaa
1876
1877 /\x5c/
1878     \\
1879
1880 /\x20Z/
1881     the Zoo
1882     *** Failers
1883     Zulu
1884
1885 /ab{3cd/
1886     ab{3cd
1887
1888 /ab{3,cd/
1889     ab{3,cd
1890
1891 /ab{3,4a}cd/
1892     ab{3,4a}cd
1893
1894 /{4,5a}bc/
1895     {4,5a}bc
1896
1897 /^a.b/<lf>
1898     a\rb
1899     *** Failers
1900     a\nb
1901
1902 /abc$/
1903     abc
1904     abc\n
1905     *** Failers
1906     abc\ndef
1907
1908 /(abc)\123/
1909     abc\x53
1910
1911 /(abc)\223/
1912     abc\x93
1913
1914 /(abc)\323/
1915     abc\xd3
1916
1917 /(abc)\100/
1918     abc\x40
1919     abc\100
1920
1921 /(abc)\1000/
1922     abc\x400
1923     abc\x40\x30
1924     abc\1000
1925     abc\100\x30
1926     abc\100\060
1927     abc\100\60
1928
1929 /^A\8B\9C$/
1930     A8B9C
1931     *** Failers
1932     A\08B\09C
1933
1934 /^[A\8B\9C]+$/
1935     A8B9C
1936     *** Failers
1937     A8B9C\x00
1938
1939 /(a)(b)(c)(d)(e)(f)(g)(h)(i)(j)(k)\12\123/
1940     abcdefghijk\12S
1941
1942 /ab\idef/
1943     abidef
1944
1945 /a{0}bc/
1946     bc
1947
1948 /(a|(bc)){0,0}?xyz/
1949     xyz
1950
1951 /abc[\10]de/
1952     abc\010de
1953
1954 /abc[\1]de/
1955     abc\1de
1956
1957 /(abc)[\1]de/
1958     abc\1de
1959
1960 /(?s)a.b/
1961     a\nb
1962
1963 /^([^a])([^\b])([^c]*)([^d]{3,4})/
1964     baNOTccccd
1965     baNOTcccd
1966     baNOTccd
1967     bacccd
1968     *** Failers
1969     anything
1970     b\bc
1971     baccd
1972
1973 /[^a]/
1974     Abc
1975
1976 /[^a]/i
1977     Abc
1978
1979 /[^a]+/
1980     AAAaAbc
1981
1982 /[^a]+/i
1983     AAAaAbc
1984
1985 /[^a]+/
1986     bbb\nccc
1987
1988 /[^k]$/
1989     abc
1990     *** Failers
1991     abk
1992
1993 /[^k]{2,3}$/
1994     abc
1995     kbc
1996     kabc
1997     *** Failers
1998     abk
1999     akb
2000     akk
2001
2002 /^\d{8,}\@.+[^k]$/
2003     12345678\@a.b.c.d
2004     123456789\@x.y.z
2005     *** Failers
2006     12345678\@x.y.uk
2007     1234567\@a.b.c.d
2008
2009 /[^a]/
2010     aaaabcd
2011     aaAabcd
2012
2013 /[^a]/i
2014     aaaabcd
2015     aaAabcd
2016
2017 /[^az]/
2018     aaaabcd
2019     aaAabcd
2020
2021 /[^az]/i
2022     aaaabcd
2023     aaAabcd
2024
2025 /\000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037\040\041\042\043\044\045\046\047\050\051\052\053\054\055\056\057\060\061\062\063\064\065\066\067\070\071\072\073\074\075\076\077\100\101\102\103\104\105\106\107\110\111\112\113\114\115\116\117\120\121\122\123\124\125\126\127\130\131\132\133\134\135\136\137\140\141\142\143\144\145\146\147\150\151\152\153\154\155\156\157\160\161\162\163\164\165\166\167\170\171\172\173\174\175\176\177\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240\241\242\243\244\245\246\247\250\251\252\253\254\255\256\257\260\261\262\263\264\265\266\267\270\271\272\273\274\275\276\277\300\301\302\303\304\305\306\307\310\311\312\313\314\315\316\317\320\321\322\323\324\325\326\327\330\331\332\333\334\335\336\337\340\341\342\343\344\345\346\347\350\351\352\353\354\355\356\357\360\361\362\363\364\365\366\367\370\371\372\373\374\375\376\377/
2026  \000\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037\040\041\042\043\044\045\046\047\050\051\052\053\054\055\056\057\060\061\062\063\064\065\066\067\070\071\072\073\074\075\076\077\100\101\102\103\104\105\106\107\110\111\112\113\114\115\116\117\120\121\122\123\124\125\126\127\130\131\132\133\134\135\136\137\140\141\142\143\144\145\146\147\150\151\152\153\154\155\156\157\160\161\162\163\164\165\166\167\170\171\172\173\174\175\176\177\200\201\202\203\204\205\206\207\210\211\212\213\214\215\216\217\220\221\222\223\224\225\226\227\230\231\232\233\234\235\236\237\240\241\242\243\244\245\246\247\250\251\252\253\254\255\256\257\260\261\262\263\264\265\266\267\270\271\272\273\274\275\276\277\300\301\302\303\304\305\306\307\310\311\312\313\314\315\316\317\320\321\322\323\324\325\326\327\330\331\332\333\334\335\336\337\340\341\342\343\344\345\346\347\350\351\352\353\354\355\356\357\360\361\362\363\364\365\366\367\370\371\372\373\374\375\376\377
2027
2028 /P[^*]TAIRE[^*]{1,6}?LL/
2029     xxxxxxxxxxxPSTAIREISLLxxxxxxxxx
2030
2031 /P[^*]TAIRE[^*]{1,}?LL/
2032     xxxxxxxxxxxPSTAIREISLLxxxxxxxxx
2033
2034 /(\.\d\d[1-9]?)\d+/
2035     1.230003938
2036     1.875000282
2037     1.235
2038
2039 /(\.\d\d((?=0)|\d(?=\d)))/
2040     1.230003938
2041     1.875000282
2042     *** Failers
2043     1.235
2044
2045 /a(?)b/
2046     ab
2047
2048 /\b(foo)\s+(\w+)/i
2049     Food is on the foo table
2050
2051 /foo(.*)bar/
2052     The food is under the bar in the barn.
2053
2054 /foo(.*?)bar/
2055     The food is under the bar in the barn.
2056
2057 /(.*)(\d*)/O
2058     I have 2 numbers: 53147
2059
2060 /(.*)(\d+)/
2061     I have 2 numbers: 53147
2062
2063 /(.*?)(\d*)/O
2064     I have 2 numbers: 53147
2065
2066 /(.*?)(\d+)/
2067     I have 2 numbers: 53147
2068
2069 /(.*)(\d+)$/
2070     I have 2 numbers: 53147
2071
2072 /(.*?)(\d+)$/
2073     I have 2 numbers: 53147
2074
2075 /(.*)\b(\d+)$/
2076     I have 2 numbers: 53147
2077
2078 /(.*\D)(\d+)$/
2079     I have 2 numbers: 53147
2080
2081 /^\D*(?!123)/
2082     ABC123
2083
2084 /^(\D*)(?=\d)(?!123)/
2085     ABC445
2086     *** Failers
2087     ABC123
2088
2089 /^[W-]46]/
2090     W46]789
2091     -46]789
2092     *** Failers
2093     Wall
2094     Zebra
2095     42
2096     [abcd]
2097     ]abcd[
2098
2099 /^[W-\]46]/
2100     W46]789
2101     Wall
2102     Zebra
2103     Xylophone
2104     42
2105     [abcd]
2106     ]abcd[
2107     \\backslash
2108     *** Failers
2109     -46]789
2110     well
2111
2112 /\d\d\/\d\d\/\d\d\d\d/
2113     01/01/2000
2114
2115 /word (?:[a-zA-Z0-9]+ ){0,10}otherword/
2116   word cat dog elephant mussel cow horse canary baboon snake shark otherword
2117   word cat dog elephant mussel cow horse canary baboon snake shark
2118
2119 /word (?:[a-zA-Z0-9]+ ){0,300}otherword/
2120   word cat dog elephant mussel cow horse canary baboon snake shark the quick brown fox and the lazy dog and several other words getting close to thirty by now I hope
2121
2122 /^(a){0,0}/
2123     bcd
2124     abc
2125     aab
2126
2127 /^(a){0,1}/
2128     bcd
2129     abc
2130     aab
2131
2132 /^(a){0,2}/
2133     bcd
2134     abc
2135     aab
2136
2137 /^(a){0,3}/
2138     bcd
2139     abc
2140     aab
2141     aaa
2142
2143 /^(a){0,}/
2144     bcd
2145     abc
2146     aab
2147     aaa
2148     aaaaaaaa
2149
2150 /^(a){1,1}/
2151     bcd
2152     abc
2153     aab
2154
2155 /^(a){1,2}/
2156     bcd
2157     abc
2158     aab
2159
2160 /^(a){1,3}/
2161     bcd
2162     abc
2163     aab
2164     aaa
2165
2166 /^(a){1,}/
2167     bcd
2168     abc
2169     aab
2170     aaa
2171     aaaaaaaa
2172
2173 /.*\.gif/
2174     borfle\nbib.gif\nno
2175
2176 /.{0,}\.gif/
2177     borfle\nbib.gif\nno
2178
2179 /.*\.gif/m
2180     borfle\nbib.gif\nno
2181
2182 /.*\.gif/s
2183     borfle\nbib.gif\nno
2184
2185 /.*\.gif/ms
2186     borfle\nbib.gif\nno
2187
2188 /.*$/
2189     borfle\nbib.gif\nno
2190
2191 /.*$/m
2192     borfle\nbib.gif\nno
2193
2194 /.*$/s
2195     borfle\nbib.gif\nno
2196
2197 /.*$/ms
2198     borfle\nbib.gif\nno
2199
2200 /.*$/
2201     borfle\nbib.gif\nno\n
2202
2203 /.*$/m
2204     borfle\nbib.gif\nno\n
2205
2206 /.*$/s
2207     borfle\nbib.gif\nno\n
2208
2209 /.*$/ms
2210     borfle\nbib.gif\nno\n
2211
2212 /(.*X|^B)/
2213     abcde\n1234Xyz
2214     BarFoo
2215     *** Failers
2216     abcde\nBar
2217
2218 /(.*X|^B)/m
2219     abcde\n1234Xyz
2220     BarFoo
2221     abcde\nBar
2222
2223 /(.*X|^B)/s
2224     abcde\n1234Xyz
2225     BarFoo
2226     *** Failers
2227     abcde\nBar
2228
2229 /(.*X|^B)/ms
2230     abcde\n1234Xyz
2231     BarFoo
2232     abcde\nBar
2233
2234 /(?s)(.*X|^B)/
2235     abcde\n1234Xyz
2236     BarFoo
2237     *** Failers
2238     abcde\nBar
2239
2240 /(?s:.*X|^B)/
2241     abcde\n1234Xyz
2242     BarFoo
2243     *** Failers
2244     abcde\nBar
2245
2246 /^.*B/
2247     **** Failers
2248     abc\nB
2249
2250 /(?s)^.*B/
2251     abc\nB
2252
2253 /(?m)^.*B/
2254     abc\nB
2255
2256 /(?ms)^.*B/
2257     abc\nB
2258
2259 /(?ms)^B/
2260     abc\nB
2261
2262 /(?s)B$/
2263     B\n
2264
2265 /^[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]/
2266     123456654321
2267
2268 /^\d\d\d\d\d\d\d\d\d\d\d\d/
2269     123456654321
2270
2271 /^[\d][\d][\d][\d][\d][\d][\d][\d][\d][\d][\d][\d]/
2272     123456654321
2273
2274 /^[abc]{12}/
2275     abcabcabcabc
2276
2277 /^[a-c]{12}/
2278     abcabcabcabc
2279
2280 /^(a|b|c){12}/
2281     abcabcabcabc
2282
2283 /^[abcdefghijklmnopqrstuvwxy0123456789]/
2284     n
2285     *** Failers
2286     z
2287
2288 /abcde{0,0}/
2289     abcd
2290     *** Failers
2291     abce
2292
2293 /ab[cd]{0,0}e/
2294     abe
2295     *** Failers
2296     abcde
2297
2298 /ab(c){0,0}d/
2299     abd
2300     *** Failers
2301     abcd
2302
2303 /a(b*)/
2304     a
2305     ab
2306     abbbb
2307     *** Failers
2308     bbbbb
2309
2310 /ab\d{0}e/
2311     abe
2312     *** Failers
2313     ab1e
2314
2315 /"([^\\"]+|\\.)*"/
2316     the \"quick\" brown fox
2317     \"the \\\"quick\\\" brown fox\"
2318
2319 /.*?/g+
2320     abc
2321
2322 /\b/g+
2323     abc
2324
2325 /\b/+g
2326     abc
2327
2328 //g
2329     abc
2330
2331 /<tr([\w\W\s\d][^<>]{0,})><TD([\w\W\s\d][^<>]{0,})>([\d]{0,}\.)(.*)((<BR>([\w\W\s\d][^<>]{0,})|[\s]{0,}))<\/a><\/TD><TD([\w\W\s\d][^<>]{0,})>([\w\W\s\d][^<>]{0,})<\/TD><TD([\w\W\s\d][^<>]{0,})>([\w\W\s\d][^<>]{0,})<\/TD><\/TR>/is
2332   <TR BGCOLOR='#DBE9E9'><TD align=left valign=top>43.<a href='joblist.cfm?JobID=94 6735&Keyword='>Word Processor<BR>(N-1286)</a></TD><TD align=left valign=top>Lega lstaff.com</TD><TD align=left valign=top>CA - Statewide</TD></TR>
2333
2334 /a[^a]b/
2335     acb
2336     a\nb
2337
2338 /a.b/
2339     acb
2340     *** Failers
2341     a\nb
2342
2343 /a[^a]b/s
2344     acb
2345     a\nb
2346
2347 /a.b/s
2348     acb
2349     a\nb
2350
2351 /^(b+?|a){1,2}?c/
2352     bac
2353     bbac
2354     bbbac
2355     bbbbac
2356     bbbbbac
2357
2358 /^(b+|a){1,2}?c/
2359     bac
2360     bbac
2361     bbbac
2362     bbbbac
2363     bbbbbac
2364
2365 /(?!\A)x/m
2366     x\nb\n
2367     a\bx\n
2368
2369 /\x0{ab}/
2370     \0{ab}
2371
2372 /(A|B)*?CD/
2373     CD
2374
2375 /(A|B)*CD/
2376     CD
2377
2378 /(?<!bar)foo/
2379     foo
2380     catfood
2381     arfootle
2382     rfoosh
2383     *** Failers
2384     barfoo
2385     towbarfoo
2386
2387 /\w{3}(?<!bar)foo/
2388     catfood
2389     *** Failers
2390     foo
2391     barfoo
2392     towbarfoo
2393
2394 /(?<=(foo)a)bar/
2395     fooabar
2396     *** Failers
2397     bar
2398     foobbar
2399
2400 /\Aabc\z/m
2401     abc
2402     *** Failers
2403     abc\n
2404     qqq\nabc
2405     abc\nzzz
2406     qqq\nabc\nzzz
2407
2408 "(?>.*/)foo"
2409     /this/is/a/very/long/line/in/deed/with/very/many/slashes/in/it/you/see/
2410
2411 "(?>.*/)foo"
2412     /this/is/a/very/long/line/in/deed/with/very/many/slashes/in/and/foo
2413
2414 /(?>(\.\d\d[1-9]?))\d+/
2415     1.230003938
2416     1.875000282
2417     *** Failers
2418     1.235
2419
2420 /^((?>\w+)|(?>\s+))*$/
2421     now is the time for all good men to come to the aid of the party
2422     *** Failers
2423     this is not a line with only words and spaces!
2424
2425 /(\d+)(\w)/
2426     12345a
2427     12345+
2428
2429 /((?>\d+))(\w)/
2430     12345a
2431     *** Failers
2432     12345+
2433
2434 /(?>a+)b/
2435     aaab
2436
2437 /((?>a+)b)/
2438     aaab
2439
2440 /(?>(a+))b/
2441     aaab
2442
2443 /(?>b)+/
2444     aaabbbccc
2445
2446 /(?>a+|b+|c+)*c/
2447     aaabbbbccccd
2448
2449 /(a+|b+|c+)*c/
2450     aaabbbbccccd
2451
2452 /((?>[^()]+)|\([^()]*\))+/
2453     ((abc(ade)ufh()()x
2454
2455 /\(((?>[^()]+)|\([^()]+\))+\)/
2456     (abc)
2457     (abc(def)xyz)
2458     *** Failers
2459     ((()aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
2460
2461 /a(?-i)b/i
2462     ab
2463     Ab
2464     *** Failers
2465     aB
2466     AB
2467
2468 /(a (?x)b c)d e/
2469     a bcd e
2470     *** Failers
2471     a b cd e
2472     abcd e
2473     a bcde
2474
2475 /(a b(?x)c d (?-x)e f)/
2476     a bcde f
2477     *** Failers
2478     abcdef
2479
2480 /(a(?i)b)c/
2481     abc
2482     aBc
2483     *** Failers
2484     abC
2485     aBC
2486     Abc
2487     ABc
2488     ABC
2489     AbC
2490
2491 /a(?i:b)c/
2492     abc
2493     aBc
2494     *** Failers
2495     ABC
2496     abC
2497     aBC
2498
2499 /a(?i:b)*c/
2500     aBc
2501     aBBc
2502     *** Failers
2503     aBC
2504     aBBC
2505
2506 /a(?=b(?i)c)\w\wd/
2507     abcd
2508     abCd
2509     *** Failers
2510     aBCd
2511     abcD
2512
2513 /(?s-i:more.*than).*million/i
2514     more than million
2515     more than MILLION
2516     more \n than Million
2517     *** Failers
2518     MORE THAN MILLION
2519     more \n than \n million
2520
2521 /(?:(?s-i)more.*than).*million/i
2522     more than million
2523     more than MILLION
2524     more \n than Million
2525     *** Failers
2526     MORE THAN MILLION
2527     more \n than \n million
2528
2529 /(?>a(?i)b+)+c/
2530     abc
2531     aBbc
2532     aBBc
2533     *** Failers
2534     Abc
2535     abAb
2536     abbC
2537
2538 /(?=a(?i)b)\w\wc/
2539     abc
2540     aBc
2541     *** Failers
2542     Ab
2543     abC
2544     aBC
2545
2546 /(?<=a(?i)b)(\w\w)c/
2547     abxxc
2548     aBxxc
2549     *** Failers
2550     Abxxc
2551     ABxxc
2552     abxxC
2553
2554 /^(?(?=abc)\w{3}:|\d\d)$/
2555     abc:
2556     12
2557     *** Failers
2558     123
2559     xyz
2560
2561 /^(?(?!abc)\d\d|\w{3}:)$/
2562     abc:
2563     12
2564     *** Failers
2565     123
2566     xyz
2567
2568 /(?(?<=foo)bar|cat)/
2569     foobar
2570     cat
2571     fcat
2572     focat
2573     *** Failers
2574     foocat
2575
2576 /(?(?<!foo)cat|bar)/
2577     foobar
2578     cat
2579     fcat
2580     focat
2581     *** Failers
2582     foocat
2583
2584 /(?>a*)*/
2585     a
2586     aa
2587     aaaa
2588
2589 /(abc|)+/
2590     abc
2591     abcabc
2592     abcabcabc
2593     xyz
2594
2595 /([a]*)*/
2596     a
2597     aaaaa
2598
2599 /([ab]*)*/
2600     a
2601     b
2602     ababab
2603     aaaabcde
2604     bbbb
2605
2606 /([^a]*)*/
2607     b
2608     bbbb
2609     aaa
2610
2611 /([^ab]*)*/
2612     cccc
2613     abab
2614
2615 /([a]*?)*/
2616     a
2617     aaaa
2618
2619 /([ab]*?)*/
2620     a
2621     b
2622     abab
2623     baba
2624
2625 /([^a]*?)*/
2626     b
2627     bbbb
2628     aaa
2629
2630 /([^ab]*?)*/
2631     c
2632     cccc
2633     baba
2634
2635 /(?>a*)*/
2636     a
2637     aaabcde
2638
2639 /((?>a*))*/
2640     aaaaa
2641     aabbaa
2642
2643 /((?>a*?))*/
2644     aaaaa
2645     aabbaa
2646
2647 /(?(?=[^a-z]+[a-z])  \d{2}-[a-z]{3}-\d{2}  |  \d{2}-\d{2}-\d{2} ) /x
2648     12-sep-98
2649     12-09-98
2650     *** Failers
2651     sep-12-98
2652
2653 /(?i:saturday|sunday)/
2654     saturday
2655     sunday
2656     Saturday
2657     Sunday
2658     SATURDAY
2659     SUNDAY
2660     SunDay
2661
2662 /(a(?i)bc|BB)x/
2663     abcx
2664     aBCx
2665     bbx
2666     BBx
2667     *** Failers
2668     abcX
2669     aBCX
2670     bbX
2671     BBX
2672
2673 /^([ab](?i)[cd]|[ef])/
2674     ac
2675     aC
2676     bD
2677     elephant
2678     Europe
2679     frog
2680     France
2681     *** Failers
2682     Africa
2683
2684 /^(ab|a(?i)[b-c](?m-i)d|x(?i)y|z)/
2685     ab
2686     aBd
2687     xy
2688     xY
2689     zebra
2690     Zambesi
2691     *** Failers
2692     aCD
2693     XY
2694
2695 /(?<=foo\n)^bar/m
2696     foo\nbar
2697     *** Failers
2698     bar
2699     baz\nbar
2700
2701 /(?<=(?<!foo)bar)baz/
2702     barbaz
2703     barbarbaz
2704     koobarbaz
2705     *** Failers
2706     baz
2707     foobarbaz
2708
2709 /The following tests are taken from the Perl 5.005 test suite; some of them/
2710 /are compatible with 5.004, but I'd rather not have to sort them out./
2711
2712 /abc/
2713     abc
2714     xabcy
2715     ababc
2716     *** Failers
2717     xbc
2718     axc
2719     abx
2720
2721 /ab*c/
2722     abc
2723
2724 /ab*bc/
2725     abc
2726     abbc
2727     abbbbc
2728
2729 /.{1}/
2730     abbbbc
2731
2732 /.{3,4}/
2733     abbbbc
2734
2735 /ab{0,}bc/
2736     abbbbc
2737
2738 /ab+bc/
2739     abbc
2740     *** Failers
2741     abc
2742     abq
2743
2744 /ab+bc/
2745     abbbbc
2746
2747 /ab{1,}bc/
2748     abbbbc
2749
2750 /ab{1,3}bc/
2751     abbbbc
2752
2753 /ab{3,4}bc/
2754     abbbbc
2755
2756 /ab{4,5}bc/
2757     *** Failers
2758     abq
2759     abbbbc
2760
2761 /ab?bc/
2762     abbc
2763     abc
2764
2765 /ab{0,1}bc/
2766     abc
2767
2768 /ab?bc/
2769
2770 /ab?c/
2771     abc
2772
2773 /ab{0,1}c/
2774     abc
2775
2776 /^abc$/
2777     abc
2778     *** Failers
2779     abbbbc
2780     abcc
2781
2782 /^abc/
2783     abcc
2784
2785 /^abc$/
2786
2787 /abc$/
2788     aabc
2789     *** Failers
2790     aabc
2791     aabcd
2792
2793 /^/
2794     abc
2795
2796 /$/
2797     abc
2798
2799 /a.c/
2800     abc
2801     axc
2802
2803 /a.*c/
2804     axyzc
2805
2806 /a[bc]d/
2807     abd
2808     *** Failers
2809     axyzd
2810     abc
2811
2812 /a[b-d]e/
2813     ace
2814
2815 /a[b-d]/
2816     aac
2817
2818 /a[-b]/
2819     a-
2820
2821 /a[b-]/
2822     a-
2823
2824 /a]/
2825     a]
2826
2827 /a[]]b/
2828     a]b
2829
2830 /a[^bc]d/
2831     aed
2832     *** Failers
2833     abd
2834     abd
2835
2836 /a[^-b]c/
2837     adc
2838
2839 /a[^]b]c/
2840     adc
2841     *** Failers
2842     a-c
2843     a]c
2844
2845 /\ba\b/
2846     a-
2847     -a
2848     -a-
2849
2850 /\by\b/
2851     *** Failers
2852     xy
2853     yz
2854     xyz
2855
2856 /\Ba\B/
2857     *** Failers
2858     a-
2859     -a
2860     -a-
2861
2862 /\By\b/
2863     xy
2864
2865 /\by\B/
2866     yz
2867
2868 /\By\B/
2869     xyz
2870
2871 /\w/
2872     a
2873
2874 /\W/
2875     -
2876     *** Failers
2877     -
2878     a
2879
2880 /a\sb/
2881     a b
2882
2883 /a\Sb/
2884     a-b
2885     *** Failers
2886     a-b
2887     a b
2888
2889 /\d/
2890     1
2891
2892 /\D/
2893     -
2894     *** Failers
2895     -
2896     1
2897
2898 /[\w]/
2899     a
2900
2901 /[\W]/
2902     -
2903     *** Failers
2904     -
2905     a
2906
2907 /a[\s]b/
2908     a b
2909
2910 /a[\S]b/
2911     a-b
2912     *** Failers
2913     a-b
2914     a b
2915
2916 /[\d]/
2917     1
2918
2919 /[\D]/
2920     -
2921     *** Failers
2922     -
2923     1
2924
2925 /ab|cd/
2926     abc
2927     abcd
2928
2929 /()ef/
2930     def
2931
2932 /$b/
2933
2934 /a\(b/
2935     a(b
2936
2937 /a\(*b/
2938     ab
2939     a((b
2940
2941 /a\\b/
2942     a\b
2943
2944 /((a))/
2945     abc
2946
2947 /(a)b(c)/
2948     abc
2949
2950 /a+b+c/
2951     aabbabc
2952
2953 /a{1,}b{1,}c/
2954     aabbabc
2955
2956 /a.+?c/
2957     abcabc
2958
2959 /(a+|b)*/
2960     ab
2961
2962 /(a+|b){0,}/
2963     ab
2964
2965 /(a+|b)+/
2966     ab
2967
2968 /(a+|b){1,}/
2969     ab
2970
2971 /(a+|b)?/
2972     ab
2973
2974 /(a+|b){0,1}/
2975     ab
2976
2977 /[^ab]*/
2978     cde
2979
2980 /abc/
2981     *** Failers
2982     b
2983
2984
2985 /a*/
2986
2987
2988 /([abc])*d/
2989     abbbcd
2990
2991 /([abc])*bcd/
2992     abcd
2993
2994 /a|b|c|d|e/
2995     e
2996
2997 /(a|b|c|d|e)f/
2998     ef
2999
3000 /abcd*efg/
3001     abcdefg
3002
3003 /ab*/
3004     xabyabbbz
3005     xayabbbz
3006
3007 /(ab|cd)e/
3008     abcde
3009
3010 /[abhgefdc]ij/
3011     hij
3012
3013 /^(ab|cd)e/
3014
3015 /(abc|)ef/
3016     abcdef
3017
3018 /(a|b)c*d/
3019     abcd
3020
3021 /(ab|ab*)bc/
3022     abc
3023
3024 /a([bc]*)c*/
3025     abc
3026
3027 /a([bc]*)(c*d)/
3028     abcd
3029
3030 /a([bc]+)(c*d)/
3031     abcd
3032
3033 /a([bc]*)(c+d)/
3034     abcd
3035
3036 /a[bcd]*dcdcde/
3037     adcdcde
3038
3039 /a[bcd]+dcdcde/
3040     *** Failers
3041     abcde
3042     adcdcde
3043
3044 /(ab|a)b*c/
3045     abc
3046
3047 /((a)(b)c)(d)/
3048     abcd
3049
3050 /[a-zA-Z_][a-zA-Z0-9_]*/
3051     alpha
3052
3053 /^a(bc+|b[eh])g|.h$/
3054     abh
3055
3056 /(bc+d$|ef*g.|h?i(j|k))/
3057     effgz
3058     ij
3059     reffgz
3060     *** Failers
3061     effg
3062     bcdd
3063
3064 /((((((((((a))))))))))/
3065     a
3066
3067 /(((((((((a)))))))))/
3068     a
3069
3070 /multiple words of text/
3071     *** Failers
3072     aa
3073     uh-uh
3074
3075 /multiple words/
3076     multiple words, yeah
3077
3078 /(.*)c(.*)/
3079     abcde
3080
3081 /\((.*), (.*)\)/
3082     (a, b)
3083
3084 /[k]/
3085
3086 /abcd/
3087     abcd
3088
3089 /a(bc)d/
3090     abcd
3091
3092 /a[-]?c/
3093     ac
3094
3095 /abc/i
3096     ABC
3097     XABCY
3098     ABABC
3099     *** Failers
3100     aaxabxbaxbbx
3101     XBC
3102     AXC
3103     ABX
3104
3105 /ab*c/i
3106     ABC
3107
3108 /ab*bc/i
3109     ABC
3110     ABBC
3111
3112 /ab*?bc/i
3113     ABBBBC
3114
3115 /ab{0,}?bc/i
3116     ABBBBC
3117
3118 /ab+?bc/i
3119     ABBC
3120
3121 /ab+bc/i
3122     *** Failers
3123     ABC
3124     ABQ
3125
3126 /ab{1,}bc/i
3127
3128 /ab+bc/i
3129     ABBBBC
3130
3131 /ab{1,}?bc/i
3132     ABBBBC
3133
3134 /ab{1,3}?bc/i
3135     ABBBBC
3136
3137 /ab{3,4}?bc/i
3138     ABBBBC
3139
3140 /ab{4,5}?bc/i
3141     *** Failers
3142     ABQ
3143     ABBBBC
3144
3145 /ab??bc/i
3146     ABBC
3147     ABC
3148
3149 /ab{0,1}?bc/i
3150     ABC
3151
3152 /ab??bc/i
3153
3154 /ab??c/i
3155     ABC
3156
3157 /ab{0,1}?c/i
3158     ABC
3159
3160 /^abc$/i
3161     ABC
3162     *** Failers
3163     ABBBBC
3164     ABCC
3165
3166 /^abc/i
3167     ABCC
3168
3169 /^abc$/i
3170
3171 /abc$/i
3172     AABC
3173
3174 /^/i
3175     ABC
3176
3177 /$/i
3178     ABC
3179
3180 /a.c/i
3181     ABC
3182     AXC
3183
3184 /a.*?c/i
3185     AXYZC
3186
3187 /a.*c/i
3188     *** Failers
3189     AABC
3190     AXYZD
3191
3192 /a[bc]d/i
3193     ABD
3194
3195 /a[b-d]e/i
3196     ACE
3197     *** Failers
3198     ABC
3199     ABD
3200
3201 /a[b-d]/i
3202     AAC
3203
3204 /a[-b]/i
3205     A-
3206
3207 /a[b-]/i
3208     A-
3209
3210 /a]/i
3211     A]
3212
3213 /a[]]b/i
3214     A]B
3215
3216 /a[^bc]d/i
3217     AED
3218
3219 /a[^-b]c/i
3220     ADC
3221     *** Failers
3222     ABD
3223     A-C
3224
3225 /a[^]b]c/i
3226     ADC
3227
3228 /ab|cd/i
3229     ABC
3230     ABCD
3231
3232 /()ef/i
3233     DEF
3234
3235 /$b/i
3236     *** Failers
3237     A]C
3238     B
3239
3240 /a\(b/i
3241     A(B
3242
3243 /a\(*b/i
3244     AB
3245     A((B
3246
3247 /a\\b/i
3248     A\B
3249
3250 /((a))/i
3251     ABC
3252
3253 /(a)b(c)/i
3254     ABC
3255
3256 /a+b+c/i
3257     AABBABC
3258
3259 /a{1,}b{1,}c/i
3260     AABBABC
3261
3262 /a.+?c/i
3263     ABCABC
3264
3265 /a.*?c/i
3266     ABCABC
3267
3268 /a.{0,5}?c/i
3269     ABCABC
3270
3271 /(a+|b)*/i
3272     AB
3273
3274 /(a+|b){0,}/i
3275     AB
3276
3277 /(a+|b)+/i
3278     AB
3279
3280 /(a+|b){1,}/i
3281     AB
3282
3283 /(a+|b)?/i
3284     AB
3285
3286 /(a+|b){0,1}/i
3287     AB
3288
3289 /(a+|b){0,1}?/i
3290     AB
3291
3292 /[^ab]*/i
3293     CDE
3294
3295 /abc/i
3296
3297 /a*/i
3298
3299
3300 /([abc])*d/i
3301     ABBBCD
3302
3303 /([abc])*bcd/i
3304     ABCD
3305
3306 /a|b|c|d|e/i
3307     E
3308
3309 /(a|b|c|d|e)f/i
3310     EF
3311
3312 /abcd*efg/i
3313     ABCDEFG
3314
3315 /ab*/i
3316     XABYABBBZ
3317     XAYABBBZ
3318
3319 /(ab|cd)e/i
3320     ABCDE
3321
3322 /[abhgefdc]ij/i
3323     HIJ
3324
3325 /^(ab|cd)e/i
3326     ABCDE
3327
3328 /(abc|)ef/i
3329     ABCDEF
3330
3331 /(a|b)c*d/i
3332     ABCD
3333
3334 /(ab|ab*)bc/i
3335     ABC
3336
3337 /a([bc]*)c*/i
3338     ABC
3339
3340 /a([bc]*)(c*d)/i
3341     ABCD
3342
3343 /a([bc]+)(c*d)/i
3344     ABCD
3345
3346 /a([bc]*)(c+d)/i
3347     ABCD
3348
3349 /a[bcd]*dcdcde/i
3350     ADCDCDE
3351
3352 /a[bcd]+dcdcde/i
3353
3354 /(ab|a)b*c/i
3355     ABC
3356
3357 /((a)(b)c)(d)/i
3358     ABCD
3359
3360 /[a-zA-Z_][a-zA-Z0-9_]*/i
3361     ALPHA
3362
3363 /^a(bc+|b[eh])g|.h$/i
3364     ABH
3365
3366 /(bc+d$|ef*g.|h?i(j|k))/i
3367     EFFGZ
3368     IJ
3369     REFFGZ
3370     *** Failers
3371     ADCDCDE
3372     EFFG
3373     BCDD
3374
3375 /((((((((((a))))))))))/i
3376     A
3377
3378 /(((((((((a)))))))))/i
3379     A
3380
3381 /(?:(?:(?:(?:(?:(?:(?:(?:(?:(a))))))))))/i
3382     A
3383
3384 /(?:(?:(?:(?:(?:(?:(?:(?:(?:(a|b|c))))))))))/i
3385     C
3386
3387 /multiple words of text/i
3388     *** Failers
3389     AA
3390     UH-UH
3391
3392 /multiple words/i
3393     MULTIPLE WORDS, YEAH
3394
3395 /(.*)c(.*)/i
3396     ABCDE
3397
3398 /\((.*), (.*)\)/i
3399     (A, B)
3400
3401 /[k]/i
3402
3403 /abcd/i
3404     ABCD
3405
3406 /a(bc)d/i
3407     ABCD
3408
3409 /a[-]?c/i
3410     AC
3411
3412 /a(?!b)./
3413     abad
3414
3415 /a(?=d)./
3416     abad
3417
3418 /a(?=c|d)./
3419     abad
3420
3421 /a(?:b|c|d)(.)/
3422     ace
3423
3424 /a(?:b|c|d)*(.)/
3425     ace
3426
3427 /a(?:b|c|d)+?(.)/
3428     ace
3429     acdbcdbe
3430
3431 /a(?:b|c|d)+(.)/
3432     acdbcdbe
3433
3434 /a(?:b|c|d){2}(.)/
3435     acdbcdbe
3436
3437 /a(?:b|c|d){4,5}(.)/
3438     acdbcdbe
3439
3440 /a(?:b|c|d){4,5}?(.)/
3441     acdbcdbe
3442
3443 /((foo)|(bar))*/
3444     foobar
3445
3446 /a(?:b|c|d){6,7}(.)/
3447     acdbcdbe
3448
3449 /a(?:b|c|d){6,7}?(.)/
3450     acdbcdbe
3451
3452 /a(?:b|c|d){5,6}(.)/
3453     acdbcdbe
3454
3455 /a(?:b|c|d){5,6}?(.)/
3456     acdbcdbe
3457
3458 /a(?:b|c|d){5,7}(.)/
3459     acdbcdbe
3460
3461 /a(?:b|c|d){5,7}?(.)/
3462     acdbcdbe
3463
3464 /a(?:b|(c|e){1,2}?|d)+?(.)/
3465     ace
3466
3467 /^(.+)?B/
3468     AB
3469
3470 /^([^a-z])|(\^)$/
3471     .
3472
3473 /^[<>]&/
3474     <&OUT
3475
3476 /(?:(f)(o)(o)|(b)(a)(r))*/
3477     foobar
3478
3479 /(?<=a)b/
3480     ab
3481     *** Failers
3482     cb
3483     b
3484
3485 /(?<!c)b/
3486     ab
3487     b
3488     b
3489
3490 /(?:..)*a/
3491     aba
3492
3493 /(?:..)*?a/
3494     aba
3495
3496 /^(){3,5}/
3497     abc
3498
3499 /^(a+)*ax/
3500     aax
3501
3502 /^((a|b)+)*ax/
3503     aax
3504
3505 /^((a|bc)+)*ax/
3506     aax
3507
3508 /(a|x)*ab/
3509     cab
3510
3511 /(a)*ab/
3512     cab
3513
3514 /(?:(?i)a)b/
3515     ab
3516
3517 /((?i)a)b/
3518     ab
3519
3520 /(?:(?i)a)b/
3521     Ab
3522
3523 /((?i)a)b/
3524     Ab
3525
3526 /(?:(?i)a)b/
3527     *** Failers
3528     cb
3529     aB
3530
3531 /((?i)a)b/
3532
3533 /(?i:a)b/
3534     ab
3535
3536 /((?i:a))b/
3537     ab
3538
3539 /(?i:a)b/
3540     Ab
3541
3542 /((?i:a))b/
3543     Ab
3544
3545 /(?i:a)b/
3546     *** Failers
3547     aB
3548     aB
3549
3550 /((?i:a))b/
3551
3552 /(?:(?-i)a)b/i
3553     ab
3554
3555 /((?-i)a)b/i
3556     ab
3557
3558 /(?:(?-i)a)b/i
3559     aB
3560
3561 /((?-i)a)b/i
3562     aB
3563
3564 /(?:(?-i)a)b/i
3565     *** Failers
3566     aB
3567     Ab
3568
3569 /((?-i)a)b/i
3570
3571 /(?:(?-i)a)b/i
3572     aB
3573
3574 /((?-i)a)b/i
3575     aB
3576
3577 /(?:(?-i)a)b/i
3578     *** Failers
3579     Ab
3580     AB
3581
3582 /((?-i)a)b/i
3583
3584 /(?-i:a)b/i
3585     ab
3586
3587 /((?-i:a))b/i
3588     ab
3589
3590 /(?-i:a)b/i
3591     aB
3592
3593 /((?-i:a))b/i
3594     aB
3595
3596 /(?-i:a)b/i
3597     *** Failers
3598     AB
3599     Ab
3600
3601 /((?-i:a))b/i
3602
3603 /(?-i:a)b/i
3604     aB
3605
3606 /((?-i:a))b/i
3607     aB
3608
3609 /(?-i:a)b/i
3610     *** Failers
3611     Ab
3612     AB
3613
3614 /((?-i:a))b/i
3615
3616 /((?-i:a.))b/i
3617     *** Failers
3618     AB
3619     a\nB
3620
3621 /((?s-i:a.))b/i
3622     a\nB
3623
3624 /(?:c|d)(?:)(?:a(?:)(?:b)(?:b(?:))(?:b(?:)(?:b)))/
3625     cabbbb
3626
3627 /(?:c|d)(?:)(?:aaaaaaaa(?:)(?:bbbbbbbb)(?:bbbbbbbb(?:))(?:bbbbbbbb(?:)(?:bbbbbbbb)))/
3628     caaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
3629
3630 /foo\w*\d{4}baz/
3631     foobar1234baz
3632
3633 /x(~~)*(?:(?:F)?)?/
3634     x~~
3635
3636 /^a(?#xxx){3}c/
3637     aaac
3638
3639 /^a (?#xxx) (?#yyy) {3}c/x
3640     aaac
3641
3642 /(?<![cd])b/
3643     *** Failers
3644     B\nB
3645     dbcb
3646
3647 /(?<![cd])[ab]/
3648     dbaacb
3649
3650 /(?<!(c|d))b/
3651
3652 /(?<!(c|d))[ab]/
3653     dbaacb
3654
3655 /(?<!cd)[ab]/
3656     cdaccb
3657
3658 /^(?:a?b?)*$/
3659     *** Failers
3660     dbcb
3661     a--
3662
3663 /((?s)^a(.))((?m)^b$)/
3664     a\nb\nc\n
3665
3666 /((?m)^b$)/
3667     a\nb\nc\n
3668
3669 /(?m)^b/
3670     a\nb\n
3671
3672 /(?m)^(b)/
3673     a\nb\n
3674
3675 /((?m)^b)/
3676     a\nb\n
3677
3678 /\n((?m)^b)/
3679     a\nb\n
3680
3681 /((?s).)c(?!.)/
3682     a\nb\nc\n
3683     a\nb\nc\n
3684
3685 /((?s)b.)c(?!.)/
3686     a\nb\nc\n
3687     a\nb\nc\n
3688
3689 /^b/
3690
3691 /()^b/
3692     *** Failers
3693     a\nb\nc\n
3694     a\nb\nc\n
3695
3696 /((?m)^b)/
3697     a\nb\nc\n
3698
3699 /(?(?!a)a|b)/
3700
3701 /(?(?!a)b|a)/
3702     a
3703
3704 /(?(?=a)b|a)/
3705     *** Failers
3706     a
3707     a
3708
3709 /(?(?=a)a|b)/
3710     a
3711
3712 /(\w+:)+/
3713     one:
3714
3715 /$(?<=^(a))/
3716     a
3717
3718 /([\w:]+::)?(\w+)$/
3719     abcd
3720     xy:z:::abcd
3721
3722 /^[^bcd]*(c+)/
3723     aexycd
3724
3725 /(a*)b+/
3726     caab
3727
3728 /([\w:]+::)?(\w+)$/
3729     abcd
3730     xy:z:::abcd
3731     *** Failers
3732     abcd:
3733     abcd:
3734
3735 /^[^bcd]*(c+)/
3736     aexycd
3737
3738 /(>a+)ab/
3739
3740 /(?>a+)b/
3741     aaab
3742
3743 /([[:]+)/
3744     a:[b]:
3745
3746 /([[=]+)/
3747     a=[b]=
3748
3749 /([[.]+)/
3750     a.[b].
3751
3752 /((?>a+)b)/
3753     aaab
3754
3755 /(?>(a+))b/
3756     aaab
3757
3758 /((?>[^()]+)|\([^()]*\))+/
3759     ((abc(ade)ufh()()x
3760
3761 /a\Z/
3762     *** Failers
3763     aaab
3764     a\nb\n
3765
3766 /b\Z/
3767     a\nb\n
3768
3769 /b\z/
3770
3771 /b\Z/
3772     a\nb
3773
3774 /b\z/
3775     a\nb
3776     *** Failers
3777
3778 /(?>.*)(?<=(abcd|wxyz))/
3779     alphabetabcd
3780     endingwxyz
3781     *** Failers
3782     a rather long string that doesn't end with one of them
3783
3784 /word (?>(?:(?!otherword)[a-zA-Z0-9]+ ){0,30})otherword/
3785     word cat dog elephant mussel cow horse canary baboon snake shark otherword
3786     word cat dog elephant mussel cow horse canary baboon snake shark
3787
3788 /word (?>[a-zA-Z0-9]+ ){0,30}otherword/
3789     word cat dog elephant mussel cow horse canary baboon snake shark the quick brown fox and the lazy dog and several other words getting close to thirty by now I hope
3790
3791 /(?<=\d{3}(?!999))foo/
3792     999foo
3793     123999foo
3794     *** Failers
3795     123abcfoo
3796
3797 /(?<=(?!...999)\d{3})foo/
3798     999foo
3799     123999foo
3800     *** Failers
3801     123abcfoo
3802
3803 /(?<=\d{3}(?!999)...)foo/
3804     123abcfoo
3805     123456foo
3806     *** Failers
3807     123999foo
3808
3809 /(?<=\d{3}...)(?<!999)foo/
3810     123abcfoo
3811     123456foo
3812     *** Failers
3813     123999foo
3814
3815 /((Z)+|A)*/
3816     ZABCDEFG
3817
3818 /(Z()|A)*/
3819     ZABCDEFG
3820
3821 /(Z(())|A)*/
3822     ZABCDEFG
3823
3824 /((?>Z)+|A)*/
3825     ZABCDEFG
3826
3827 /((?>)+|A)*/
3828     ZABCDEFG
3829
3830 /a*/g
3831     abbab
3832
3833 /^[\d-a]/
3834     abcde
3835     -things
3836     0digit
3837     *** Failers
3838     bcdef
3839
3840 /[[:space:]]+/
3841     > \x09\x0a\x0c\x0d\x0b<
3842
3843 /[[:blank:]]+/
3844     > \x09\x0a\x0c\x0d\x0b<
3845
3846 /[\s]+/
3847     > \x09\x0a\x0c\x0d\x0b<
3848
3849 /\s+/
3850     > \x09\x0a\x0c\x0d\x0b<
3851
3852 /a\vb/x
3853     ab
3854
3855 /(?!\A)x/m
3856   a\nxb\n
3857
3858 /(?!^)x/m
3859   a\nxb\n
3860
3861 /abc\Qabc\Eabc/
3862     abcabcabc
3863
3864 /abc\Q(*+|\Eabc/
3865     abc(*+|abc
3866
3867 /   abc\Q abc\Eabc/x
3868     abc abcabc
3869     *** Failers
3870     abcabcabc
3871
3872 /abc#comment
3873     \Q#not comment
3874     literal\E/x
3875     abc#not comment\n    literal
3876
3877 /abc#comment
3878     \Q#not comment
3879     literal/x
3880     abc#not comment\n    literal
3881
3882 /abc#comment
3883     \Q#not comment
3884     literal\E #more comment
3885     /x
3886     abc#not comment\n    literal
3887
3888 /abc#comment
3889     \Q#not comment
3890     literal\E #more comment/x
3891     abc#not comment\n    literal
3892
3893 /\Qabc\$xyz\E/
3894     abc\\\$xyz
3895
3896 /\Qabc\E\$\Qxyz\E/
3897     abc\$xyz
3898
3899 /\Gabc/
3900     abc
3901     *** Failers
3902     xyzabc
3903
3904 /\Gabc./g
3905     abc1abc2xyzabc3
3906
3907 /abc./g
3908     abc1abc2xyzabc3
3909
3910 /a(?x: b c )d/
3911     XabcdY
3912     *** Failers
3913     Xa b c d Y
3914
3915 /((?x)x y z | a b c)/
3916     XabcY
3917     AxyzB
3918
3919 /(?i)AB(?-i)C/
3920     XabCY
3921     *** Failers
3922     XabcY
3923
3924 /((?i)AB(?-i)C|D)E/
3925     abCE
3926     DE
3927     *** Failers
3928     abcE
3929     abCe
3930     dE
3931     De
3932
3933 /[z\Qa-d]\E]/
3934     z
3935     a
3936     -
3937     d
3938     ]
3939     *** Failers
3940     b
3941
3942 /[\z\C]/
3943     z
3944     C
3945
3946 /\M/
3947     M
3948
3949 /(a+)*b/
3950     aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
3951
3952 /(?i)reg(?:ul(?:[aä]|ae)r|ex)/
3953     REGular
3954     regulaer
3955     Regex
3956     regulär
3957
3958 /Åæåä[à-ÿÀ-ß]+/
3959     Åæåäà
3960     Åæåäÿ
3961     ÅæåäÀ
3962     Åæåäß
3963
3964 /(?<=Z)X./
3965     \x84XAZXB
3966
3967 /^(?(2)a|(1)(2))+$/
3968     123a
3969
3970 /(?<=a|bbbb)c/
3971     ac
3972     bbbbc
3973
3974 /abc/SS>testsavedregex
3975 <testsavedregex
3976     abc
3977     *** Failers
3978     bca
3979
3980 /abc/FSS>testsavedregex
3981 <testsavedregex
3982     abc
3983     *** Failers
3984     bca
3985
3986 /(a|b)/S>testsavedregex
3987 <testsavedregex
3988     abc
3989     *** Failers
3990     def
3991
3992 /(a|b)/SF>testsavedregex
3993 <testsavedregex
3994     abc
3995     *** Failers
3996     def
3997
3998 /line\nbreak/
3999     this is a line\nbreak
4000     line one\nthis is a line\nbreak in the second line
4001
4002 /line\nbreak/f
4003     this is a line\nbreak
4004     ** Failers
4005     line one\nthis is a line\nbreak in the second line
4006
4007 /line\nbreak/mf
4008     this is a line\nbreak
4009     ** Failers
4010     line one\nthis is a line\nbreak in the second line
4011
4012 /1234/
4013     123\P
4014     a4\P\R
4015
4016 /1234/
4017     123\P
4018     4\P\R
4019
4020 /^/mg
4021     a\nb\nc\n
4022     \
4023
4024 /(?<=C\n)^/mg
4025     A\nC\nC\n
4026
4027 /(?s)A?B/
4028     AB
4029     aB
4030
4031 /(?s)A*B/
4032     AB
4033     aB
4034
4035 /(?m)A?B/
4036     AB
4037     aB
4038
4039 /(?m)A*B/
4040     AB
4041     aB
4042
4043 /Content-Type\x3A[^\r\n]{6,}/
4044     Content-Type:xxxxxyyy
4045
4046 /Content-Type\x3A[^\r\n]{6,}z/
4047     Content-Type:xxxxxyyyz
4048
4049 /Content-Type\x3A[^a]{6,}/
4050     Content-Type:xxxyyy
4051
4052 /Content-Type\x3A[^a]{6,}z/
4053     Content-Type:xxxyyyz
4054
4055 /^abc/m
4056     xyz\nabc
4057     xyz\nabc\<lf>
4058     xyz\r\nabc\<lf>
4059     xyz\rabc\<cr>
4060     xyz\r\nabc\<crlf>
4061     ** Failers
4062     xyz\nabc\<cr>
4063     xyz\r\nabc\<cr>
4064     xyz\nabc\<crlf>
4065     xyz\rabc\<crlf>
4066     xyz\rabc\<lf>
4067
4068 /abc$/m<lf>
4069     xyzabc
4070     xyzabc\n
4071     xyzabc\npqr
4072     xyzabc\r\<cr>
4073     xyzabc\rpqr\<cr>
4074     xyzabc\r\n\<crlf>
4075     xyzabc\r\npqr\<crlf>
4076     ** Failers
4077     xyzabc\r
4078     xyzabc\rpqr
4079     xyzabc\r\n
4080     xyzabc\r\npqr
4081
4082 /^abc/m<cr>
4083     xyz\rabcdef
4084     xyz\nabcdef\<lf>
4085     ** Failers
4086     xyz\nabcdef
4087
4088 /^abc/m<lf>
4089     xyz\nabcdef
4090     xyz\rabcdef\<cr>
4091     ** Failers
4092     xyz\rabcdef
4093
4094 /^abc/m<crlf>
4095     xyz\r\nabcdef
4096     xyz\rabcdef\<cr>
4097     ** Failers
4098     xyz\rabcdef
4099
4100 /.*/<lf>
4101     abc\ndef
4102     abc\rdef
4103     abc\r\ndef
4104     \<cr>abc\ndef
4105     \<cr>abc\rdef
4106     \<cr>abc\r\ndef
4107     \<crlf>abc\ndef
4108     \<crlf>abc\rdef
4109     \<crlf>abc\r\ndef
4110
4111 /\w+(.)(.)?def/s
4112     abc\ndef
4113     abc\rdef
4114     abc\r\ndef
4115
4116 /^\w+=.*(\\\n.*)*/
4117     abc=xyz\\\npqr
4118
4119 /^(a()*)*/
4120     aaaa
4121
4122 /^(?:a(?:(?:))*)*/
4123     aaaa
4124
4125 /^(a()+)+/
4126     aaaa
4127
4128 /^(?:a(?:(?:))+)+/
4129     aaaa
4130
4131 /(a|)*\d/
4132   aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
4133   aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4
4134
4135 /(?>a|)*\d/
4136   aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
4137   aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4
4138
4139 /(?:a|)*\d/
4140   aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
4141   aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa4
4142
4143 /^a.b/<lf>
4144     a\rb
4145     a\nb\<cr>
4146     ** Failers
4147     a\nb
4148     a\nb\<any>
4149     a\rb\<cr>
4150     a\rb\<any>
4151
4152 /^abc./mgx<any>
4153     abc1 \x0aabc2 \x0babc3xx \x0cabc4 \x0dabc5xx \x0d\x0aabc6 \x85abc7 JUNK
4154
4155 /abc.$/mgx<any>
4156     abc1\x0a abc2\x0b abc3\x0c abc4\x0d abc5\x0d\x0a abc6\x85 abc9
4157
4158 /^a\Rb/<bsr_unicode>
4159     a\nb
4160     a\rb
4161     a\r\nb
4162     a\x0bb
4163     a\x0cb
4164     a\x85b
4165     ** Failers
4166     a\n\rb
4167
4168 /^a\R*b/<bsr_unicode>
4169     ab
4170     a\nb
4171     a\rb
4172     a\r\nb
4173     a\x0bb
4174     a\x0cb
4175     a\x85b
4176     a\n\rb
4177     a\n\r\x85\x0cb
4178
4179 /^a\R+b/<bsr_unicode>
4180     a\nb
4181     a\rb
4182     a\r\nb
4183     a\x0bb
4184     a\x0cb
4185     a\x85b
4186     a\n\rb
4187     a\n\r\x85\x0cb
4188     ** Failers
4189     ab
4190
4191 /^a\R{1,3}b/<bsr_unicode>
4192     a\nb
4193     a\n\rb
4194     a\n\r\x85b
4195     a\r\n\r\nb
4196     a\r\n\r\n\r\nb
4197     a\n\r\n\rb
4198     a\n\n\r\nb
4199     ** Failers
4200     a\n\n\n\rb
4201     a\r
4202
4203 /^a[\R]b/<bsr_unicode>
4204     aRb
4205     ** Failers
4206     a\nb
4207
4208 /.+foo/
4209     afoo
4210     ** Failers
4211     \r\nfoo
4212     \nfoo
4213
4214 /.+foo/<crlf>
4215     afoo
4216     \nfoo
4217     ** Failers
4218     \r\nfoo
4219
4220 /.+foo/<any>
4221     afoo
4222     ** Failers
4223     \nfoo
4224     \r\nfoo
4225
4226 /.+foo/s
4227     afoo
4228     \r\nfoo
4229     \nfoo
4230
4231 /^$/mg<any>
4232     abc\r\rxyz
4233     abc\n\rxyz
4234     ** Failers
4235     abc\r\nxyz
4236
4237 /^X/m
4238     XABC
4239     ** Failers
4240     XABC\B
4241
4242 /(?m)^$/<any>g+
4243     abc\r\n\r\n
4244
4245 /(?m)^$|^\r\n/<any>g+
4246     abc\r\n\r\n
4247
4248 /(?m)$/<any>g+
4249     abc\r\n\r\n
4250
4251 /(?|(abc)|(xyz))/
4252    >abc<
4253    >xyz<
4254
4255 /(x)(?|(abc)|(xyz))(x)/
4256     xabcx
4257     xxyzx
4258
4259 /(x)(?|(abc)(pqr)|(xyz))(x)/
4260     xabcpqrx
4261     xxyzx
4262
4263 /(?|(abc)|(xyz))(?1)/
4264     abcabc
4265     xyzabc
4266     ** Failers
4267     xyzxyz
4268
4269 /\H\h\V\v/
4270     X X\x0a
4271     X\x09X\x0b
4272     ** Failers
4273     \xa0 X\x0a
4274
4275 /\H*\h+\V?\v{3,4}/
4276     \x09\x20\xa0X\x0a\x0b\x0c\x0d\x0a
4277     \x09\x20\xa0\x0a\x0b\x0c\x0d\x0a
4278     \x09\x20\xa0\x0a\x0b\x0c
4279     ** Failers
4280     \x09\x20\xa0\x0a\x0b
4281
4282 /\H{3,4}/
4283     XY  ABCDE
4284     XY  PQR ST
4285
4286 /.\h{3,4}./
4287     XY  AB    PQRS
4288
4289 /\h*X\h?\H+Y\H?Z/
4290     >XNNNYZ
4291     >  X NYQZ
4292     ** Failers
4293     >XYZ
4294     >  X NY Z
4295
4296 /\v*X\v?Y\v+Z\V*\x0a\V+\x0b\V{2,3}\x0c/
4297     >XY\x0aZ\x0aA\x0bNN\x0c
4298     >\x0a\x0dX\x0aY\x0a\x0bZZZ\x0aAAA\x0bNNN\x0c
4299
4300 /.+A/<crlf>
4301     \r\nA
4302
4303 /\nA/<crlf>
4304     \r\nA
4305
4306 /[\r\n]A/<crlf>
4307     \r\nA
4308
4309 /(\r|\n)A/<crlf>
4310     \r\nA
4311
4312 /a\Rb/I<bsr_anycrlf>
4313     a\rb
4314     a\nb
4315     a\r\nb
4316     ** Failers
4317     a\x85b
4318     a\x0bb
4319
4320 /a\Rb/I<bsr_unicode>
4321     a\rb
4322     a\nb
4323     a\r\nb
4324     a\x85b
4325     a\x0bb
4326     ** Failers
4327     a\x85b\<bsr_anycrlf>
4328     a\x0bb\<bsr_anycrlf>
4329
4330 /a\R?b/I<bsr_anycrlf>
4331     a\rb
4332     a\nb
4333     a\r\nb
4334     ** Failers
4335     a\x85b
4336     a\x0bb
4337
4338 /a\R?b/I<bsr_unicode>
4339     a\rb
4340     a\nb
4341     a\r\nb
4342     a\x85b
4343     a\x0bb
4344     ** Failers
4345     a\x85b\<bsr_anycrlf>
4346     a\x0bb\<bsr_anycrlf>
4347
4348 /a\R{2,4}b/I<bsr_anycrlf>
4349     a\r\n\nb
4350     a\n\r\rb
4351     a\r\n\r\n\r\n\r\nb
4352     ** Failers
4353     a\x85\85b
4354     a\x0b\0bb
4355
4356 /a\R{2,4}b/I<bsr_unicode>
4357     a\r\rb
4358     a\n\n\nb
4359     a\r\n\n\r\rb
4360     a\x85\85b
4361     a\x0b\0bb
4362     ** Failers
4363     a\r\r\r\r\rb
4364     a\x85\85b\<bsr_anycrlf>
4365     a\x0b\0bb\<bsr_anycrlf>
4366
4367 /a(?!)|\wbc/
4368     abc
4369
4370 /a[]b/<JS>
4371     ** Failers
4372     ab
4373
4374 /a[]+b/<JS>
4375     ** Failers
4376     ab
4377
4378 /a[]*+b/<JS>
4379     ** Failers
4380     ab
4381
4382 /a[^]b/<JS>
4383     aXb
4384     a\nb
4385     ** Failers
4386     ab
4387
4388 /a[^]+b/<JS>
4389     aXb
4390     a\nX\nXb
4391     ** Failers
4392     ab
4393
4394 /X$/E
4395     X
4396     ** Failers
4397     X\n
4398
4399 /X$/
4400     X
4401     X\n
4402
4403 /xyz/C
4404   xyz
4405   abcxyz
4406   abcxyz\Y
4407   ** Failers
4408   abc
4409   abc\Y
4410   abcxypqr
4411   abcxypqr\Y
4412
4413 /(*NO_START_OPT)xyz/C
4414   abcxyz
4415
4416 /(?C)ab/
4417   ab
4418   \C-ab
4419
4420 /ab/C
4421   ab
4422   \C-ab
4423
4424 /^"((?(?=[a])[^"])|b)*"$/C
4425     "ab"
4426     \C-"ab"
4427
4428 /\d+X|9+Y/
4429     ++++123999\P
4430     ++++123999Y\P
4431
4432 /Z(*F)/
4433     Z\P
4434     ZA\P
4435
4436 /Z(?!)/
4437     Z\P
4438     ZA\P
4439
4440 /dog(sbody)?/
4441     dogs\P
4442     dogs\P\P
4443
4444 /dog(sbody)??/
4445     dogs\P
4446     dogs\P\P
4447
4448 /dog|dogsbody/
4449     dogs\P
4450     dogs\P\P
4451
4452 /dogsbody|dog/
4453     dogs\P
4454     dogs\P\P
4455
4456 /Z(*F)Q|ZXY/
4457     Z\P
4458     ZA\P
4459     X\P
4460
4461 /\bthe cat\b/
4462     the cat\P
4463     the cat\P\P
4464
4465 /dog(sbody)?/
4466     dogs\D\P
4467     body\D\R
4468
4469 /dog(sbody)?/
4470     dogs\D\P\P
4471     body\D\R
4472
4473 /abc/
4474    abc\P
4475    abc\P\P
4476
4477 /abc\K123/
4478     xyzabc123pqr
4479
4480 /(?<=abc)123/
4481     xyzabc123pqr
4482     xyzabc12\P
4483     xyzabc12\P\P
4484
4485 /\babc\b/
4486     +++abc+++
4487     +++ab\P
4488     +++ab\P\P
4489
4490 /(?=C)/g+
4491     ABCDECBA
4492
4493 /(abc|def|xyz)/I
4494     terhjk;abcdaadsfe
4495     the quick xyz brown fox
4496     \Yterhjk;abcdaadsfe
4497     \Ythe quick xyz brown fox
4498     ** Failers
4499     thejk;adlfj aenjl;fda asdfasd ehj;kjxyasiupd
4500     \Ythejk;adlfj aenjl;fda asdfasd ehj;kjxyasiupd
4501
4502 /(abc|def|xyz)/SI
4503     terhjk;abcdaadsfe
4504     the quick xyz brown fox
4505     \Yterhjk;abcdaadsfe
4506     \Ythe quick xyz brown fox
4507     ** Failers
4508     thejk;adlfj aenjl;fda asdfasd ehj;kjxyasiupd
4509     \Ythejk;adlfj aenjl;fda asdfasd ehj;kjxyasiupd
4510
4511 /abcd*/+
4512     xxxxabcd\P
4513     xxxxabcd\P\P
4514     dddxxx\R
4515     xxxxabcd\P\P
4516     xxx\R
4517
4518 /abcd*/i
4519     xxxxabcd\P
4520     xxxxabcd\P\P
4521     XXXXABCD\P
4522     XXXXABCD\P\P
4523
4524 /abc\d*/
4525     xxxxabc1\P
4526     xxxxabc1\P\P
4527
4528 /abc[de]*/
4529     xxxxabcde\P
4530     xxxxabcde\P\P
4531
4532 /(?:(?1)|B)(A(*F)|C)/
4533     ABCD
4534     CCD
4535     ** Failers
4536     CAD
4537
4538 /^(?:(?1)|B)(A(*F)|C)/
4539     CCD
4540     BCD
4541     ** Failers
4542     ABCD
4543     CAD
4544     BAD
4545
4546 /^(?!a(*SKIP)b)/
4547     ac
4548
4549 /^(?=a(*SKIP)b|ac)/
4550     ** Failers
4551     ac
4552
4553 /^(?=a(*THEN)b|ac)/
4554     ac
4555
4556 /^(?=a(*PRUNE)b)/
4557     ab
4558     ** Failers
4559     ac
4560
4561 /^(?(?!a(*SKIP)b))/
4562     ac
4563
4564 /(?<=abc)def/
4565     abc\P\P
4566
4567 /abc$/
4568     abc
4569     abc\P
4570     abc\P\P
4571
4572 /abc$/m
4573     abc
4574     abc\n
4575     abc\P\P
4576     abc\n\P\P
4577     abc\P
4578     abc\n\P
4579
4580 /abc\z/
4581     abc
4582     abc\P
4583     abc\P\P
4584
4585 /abc\Z/
4586     abc
4587     abc\P
4588     abc\P\P
4589
4590 /abc\b/
4591     abc
4592     abc\P
4593     abc\P\P
4594
4595 /abc\B/
4596     abc
4597     abc\P
4598     abc\P\P
4599
4600 /.+/
4601     abc\>0
4602     abc\>1
4603     abc\>2
4604     abc\>3
4605     abc\>4
4606     abc\>-4
4607
4608 /^(?:a)++\w/
4609      aaaab
4610      ** Failers
4611      aaaa
4612      bbb
4613
4614 /^(?:aa|(?:a)++\w)/
4615      aaaab
4616      aaaa
4617      ** Failers
4618      bbb
4619
4620 /^(?:a)*+\w/
4621      aaaab
4622      bbb
4623      ** Failers
4624      aaaa
4625
4626 /^(a)++\w/
4627      aaaab
4628      ** Failers
4629      aaaa
4630      bbb
4631
4632 /^(a|)++\w/
4633      aaaab
4634      ** Failers
4635      aaaa
4636      bbb
4637
4638 /(?=abc){3}abc/+
4639     abcabcabc
4640     ** Failers
4641     xyz
4642
4643 /(?=abc)+abc/+
4644     abcabcabc
4645     ** Failers
4646     xyz
4647
4648 /(?=abc)++abc/+
4649     abcabcabc
4650     ** Failers
4651     xyz
4652
4653 /(?=abc){0}xyz/
4654     xyz
4655
4656 /(?=abc){1}xyz/
4657     ** Failers
4658     xyz
4659
4660 /(?=(a))?./
4661     ab
4662     bc
4663
4664 /(?=(a))??./
4665     ab
4666     bc
4667
4668 /^(?=(a)){0}b(?1)/
4669     backgammon
4670
4671 /^(?=(?1))?[az]([abc])d/
4672     abd
4673     zcdxx
4674
4675 /^(?!a){0}\w+/
4676     aaaaa
4677
4678 /(?<=(abc))?xyz/
4679     abcxyz
4680     pqrxyz
4681
4682 /((?2))((?1))/
4683     abc
4684
4685 /(?(R)a+|(?R)b)/
4686     aaaabcde
4687
4688 /(?(R)a+|((?R))b)/
4689     aaaabcde
4690
4691 /((?(R)a+|(?1)b))/
4692     aaaabcde
4693
4694 /((?(R2)a+|(?1)b))/
4695     aaaabcde
4696
4697 /(?(R)a*(?1)|((?R))b)/
4698     aaaabcde
4699
4700 /(a+)/O
4701     \O6aaaa
4702     \O8aaaa
4703
4704 /ab\Cde/
4705     abXde
4706
4707 /(?<=ab\Cde)X/
4708     abZdeX
4709
4710 /^\R/
4711     \r\P
4712     \r\P\P
4713
4714 /^\R{2,3}x/
4715     \r\P
4716     \r\P\P
4717     \r\r\P
4718     \r\r\P\P
4719     \r\r\r\P
4720     \r\r\r\P\P
4721     \r\rx
4722     \r\r\rx
4723
4724 /^\R{2,3}?x/
4725     \r\P
4726     \r\P\P
4727     \r\r\P
4728     \r\r\P\P
4729     \r\r\r\P
4730     \r\r\r\P\P
4731     \r\rx
4732     \r\r\rx
4733
4734 /^\R?x/
4735     \r\P
4736     \r\P\P
4737     x
4738     \rx
4739
4740 /^\R+x/
4741     \r\P
4742     \r\P\P
4743     \r\n\P
4744     \r\n\P\P
4745     \rx
4746
4747 /^a$/<CRLF>
4748     a\r\P
4749     a\r\P\P
4750
4751 /^a$/m<CRLF>
4752     a\r\P
4753     a\r\P\P
4754
4755 /^(a$|a\r)/<CRLF>
4756     a\r\P
4757     a\r\P\P
4758
4759 /^(a$|a\r)/m<CRLF>
4760     a\r\P
4761     a\r\P\P
4762
4763 /./<CRLF>
4764     \r\P
4765     \r\P\P
4766
4767 /.{2,3}/<CRLF>
4768     \r\P
4769     \r\P\P
4770     \r\r\P
4771     \r\r\P\P
4772     \r\r\r\P
4773     \r\r\r\P\P
4774
4775 /.{2,3}?/<CRLF>
4776     \r\P
4777     \r\P\P
4778     \r\r\P
4779     \r\r\P\P
4780     \r\r\r\P
4781     \r\r\r\P\P
4782
4783 /-- Test simple validity check for restarts --/
4784
4785 /abcdef/
4786    abc\R
4787
4788 /<H((?(?!<H|F>)(.)|(?R))++)*F>/
4789     text <H more text <H texting more  hexA0-"\xA0"    hex above 7F-"\xBC" F> text xxxxx <H text F> text F> text2 <H text sample F> more text.
4790
4791 /^(?>.{4})abc|^\w\w.xabcd/
4792     xxxxabcd
4793     xx\xa0xabcd
4794
4795 /^(.{4}){2}+abc|^\w\w.x\w\w\w\wabcd/
4796     xxxxxxxxabcd
4797     xx\xa0xxxxxabcd
4798
4799 /abcd/
4800     abcd\O0
4801
4802 /-- These tests show up auto-possessification --/
4803
4804 /[ab]*/
4805     aaaa
4806
4807 /[ab]*?/
4808     aaaa
4809
4810 /[ab]?/
4811     aaaa
4812
4813 /[ab]??/
4814     aaaa
4815
4816 /[ab]+/
4817     aaaa
4818
4819 /[ab]+?/
4820     aaaa
4821
4822 /[ab]{2,3}/
4823     aaaa
4824
4825 /[ab]{2,3}?/
4826     aaaa
4827
4828 /[ab]{2,}/
4829     aaaa
4830
4831 /[ab]{2,}?/
4832     aaaa
4833
4834 /-- End of testinput8 --/