$white_no_nl = $whitechar # \n
$ascdigit = 0-9
-$unidigit = \x01
+$unidigit = \x01 -- Trick Alex into handling Unicode. See alexGetChar.
$digit = [$ascdigit $unidigit]
$octit = 0-7
$hexit = [$digit A-F a-f]
-$unilarge = \x03
+$unilarge = \x03 -- Trick Alex into handling Unicode. See alexGetChar.
$asclarge = [A-Z \xc0-\xd6 \xd8-\xde]
$large = [$asclarge $unilarge]
-$unismall = \x04
+$unismall = \x04 -- Trick Alex into handling Unicode. See alexGetChar.
$ascsmall = [a-z \xdf-\xf6 \xf8-\xff]
$small = [$ascsmall $unismall \_]