Try this... 
#!/usr/bin/perl

use strict;

s/line\d+=(.*)// and print "$1\n" while (<DATA>);


__DATA__
line1=10
line2=30
line3= I am a monk
line4=true

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In reply to Re: how to delete part of the line? by bichonfrise74
in thread how to delete part of the line? by yskmonk

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