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| Think about Loose Coupling | |
| PerlMonks |
Re: Integer Type Checkingby simeon2000 (Monk) |
| on Jul 19, 2002 at 17:26 UTC ( [id://183325]=note: print w/replies, xml ) | Need Help?? |
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Perl doesn't differentiate, AFAIK, between strings and integers as far as the programmer is concerned. One way to tell if it's an integer would be: print "Integer!" if $VAR =~ /^\d+$/;.
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