<?php
class Palindrome
{
    public static function isPalindrome($word)
    {
        $word = strtolower($word);
        for($i = 0; $i < ceil(strlen($word)/2); $i++){
            $left = substr($word,  $i,  1);
            $right = substr($word,  -($i+1), 1);
            if($left!== $right) {
                return FALSE;
            }
           }
        return TRUE;

    }
}


echo Palindrome::isPalindrome('Deleveled')."\n";
echo Palindrome::isPalindrome('Madam');
?>