http://qs321.pair.com?node_id=1211204


in reply to Re^7: Hash key composition with a comma?
in thread Hash key composition with a comma?

I'm not sure about other encodings, but in UTF-8, all non-ASCII characters are represented by bytes > x7F, so x1c can't occur.
($q=q:Sq=~/;[c](.)(.)/;chr(-||-|5+lengthSq)`"S|oS2"`map{chr |+ord }map{substrSq`S_+|`|}3E|-|`7**2-3:)=~y+S|`+$1,++print+eval$q,q,a,