foreach {game code abbrev full} $classinfos {
if {![regexp {^[a-z][a-z]$} $code code]} { error "bad code" }
if {![regexp {^[a-z][a-z]$} $abbrev abbrev]} { error "bad abbrev" }
foreach {game code abbrev full} $classinfos {
if {![regexp {^[a-z][a-z]$} $code code]} { error "bad code" }
if {![regexp {^[a-z][a-z]$} $abbrev abbrev]} { error "bad abbrev" }