#!/usr/bin/perl -l

# http://perlmonks.org/?node_id=1172179

use strict;
use warnings;

sub add
  {
  4 * shift;
  }

$_ = '123 - 4 - 75 - 12';
print;

s/(\d+)/ add($1) /ge;

print;

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In reply to Re: String replace with function by Anonymous Monk
in thread String replace with function by kepler

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