palindrome in php
<?php
function palindrome($input) {
$middle = strlen($input) / 2;
$firstHalf = substr($input, 0, floor($middle));
$secondHalf = substr($input, ceil($middle));
return $firstHalf == strrev($secondHalf);
}
echo palindrome("racecar") ? "Palindrome" : "Not a palindrome";Copyright © 2021 Codeinu
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