Problematic with warnings enabled: 

c:\@Work\Perl\monks>perl -wMstrict -le
"my $string = 'data.csv';
 $string =~ s/\D//g;
 $string += 0;
 print qq{'$string'};
"
Argument "" isn't numeric in addition (+) at -e line 1.
'0'

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Give a man a fish:  <%-(-(-(-<

In reply to Re^2: How to remove non-numbers from string by AnomalousMonk
in thread How to remove non-numbers from string by kgherman

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