in reply to relative paths

I tested this, and it seems to work:
sub relpath { my ($from, $to) = @_; my @f = split '/', $from; my @t = split '/', $to; while (@f and @t) { shift(@f), shift(@t), next if $f[0] eq $t[0]; return join '/', ("..") x @f, @t; } return "./"; }

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Jeff[japhy]Pinyan: Perl, regex, and perl hacker.
s++=END;++y(;-P)}y js++=;shajsj<++y(p-q)}?print:??;