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| XP is just a number | |
| PerlMonks |
Re^2: Check for Positive Integer entry onlyby ikegami (Patriarch) |
| on May 12, 2007 at 16:17 UTC ( #615093=note: print w/replies, xml ) | Need Help?? |
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That also passes for "123\n" which could be good or bad. Use \z instead of $ if you don't want to allow a trailing \n.
In Section
Seekers of Perl Wisdom
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