Just a quick reminder that <alnum> matches the underscore, because <alpha> also does. If you want to exclude underscores, you can match against /<+alnum-[_]>/. That adds the alnum character class, but subtracts underscores from it. Decimal points are definitely not alphanumeric, though.
On Tue, May 15, 2018 at 1:22 AM, JJ Merelo <jjmer...@gmail.com> wrote: > > > El mar., 15 may. 2018 a las 10:17, ToddAndMargo (<toddandma...@zoho.com>) > escribió: > >> On 05/15/2018 12:57 AM, JJ Merelo wrote: >> > Well, >> > say + "abcrd-12.3.4".comb.grep: /<alnum>/ >> > will give you that, but >> > say + "abcñé-12.3.4".comb.grep: /<alnum>/ >> > will yield the same result. >> > Roman or other kind of numerals are excluded, though... >> >> >> $ perl6 -e 'say + "abcrd-12.3.4".comb.grep: /<alnum>/;' >> 9 >> >> I don't understand. >> >> What does `/<alnum>/` do? Is that a regex? >> > > Correct. It's the alphanumeric character class. > > > -- > JJ >
