You don't have to split. reverse can also handle strings: 

#!/usr/bin/perl

use strict;
use warnings;

my $palindrome = 'lagerregal';
my $check = reverse $palindrome;

print "yes\n" if $check eq $palindrome;

[download]
(see perldoc -f reverse)

In reply to Re^2: palindrome using regular expressions by reneeb
in thread palindrome using regular expressions by szabgab

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