Re: numbers and strings and regex?
- From: Geoff Cox <geoff.cox@xxxxxxxxxxxxxxxxxxxxxxxxx>
- Date: Tue, 31 May 2005 19:43:44 GMT
On Mon, 30 May 2005 18:30:42 +0100, Brian McCauley <nobull@xxxxxxxx>
wrote:
> if ($name =~ /\d{2}-(\d{2})\.jmx$/i) {
> my $exnum = 0+$1;
> }
Brian,
this work fine but I'm not clear what the
0+$1;
does?
Geoff
.
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