#!/usr/bin/perl

use strict; # https://www.perlmonks.org/?node_id=11155923
use warnings;
use feature 'bitwise';

my $str1='LFGSLSIIVAHHM';
my $str2='LFGSLSIIVSHHM';

print +($str1 ^. $str2) =~ tr/\0//, " characters are the same\n";

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Outputs: 

12 characters are the same

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In reply to Re: Compare two strings of same length, character-by-character by tybalt89
in thread Compare two strings of same length, character-by-character by Anonymous Monk

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