> > $roundor7 = rx /<<roundascii>+[17]>/ > > That is: the union of the two character classes. > > Thank you; that wasn't in A5, E5 or S5. Will there be <<foo>-<bar>> as > well?
>From A5: The outer <...> also naturally serves as a container for any extra syntax we decide to come up with for character set manipulation: <[_]+<alpha>+<digit>-<Swedish>> -- ralph