For starters... 
use warnings;
use strict;

[download]
...after your shebang line and work out any issues.

Secondly, add print statements to see what is actually happening (within your loop, for example).

In reply to Re^2: how to automate the regular expression match from a file? by eff_i_g
in thread how to automate the regular expression match from a file? by vikashiiitdm

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