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I need a regular expression

Posted on 2004-04-30
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Last Modified: 2010-04-21
Hi!

i've got this line stored in a perl variable named $size:

4       /mail/lalalala.net/wbiz100332-m92

I want to keep only first number, this number can have from 1 to 4 digits (it's size in Kb)... what regular expressions can i use for this?

Thanks in advance!
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Question by:morsa801tons
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by:bira
ID: 10959540
echo $size |cut -c1-4
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chris_calabrese earned 125 total points
ID: 10960114
$size ~= /^(\d+) /;
my $fubar = $1;

or

$size ~= s/ .*//;
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