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- <?php
- class Palindrome
- {
- public static function isPalindrome($word)
- {
- $length = strlen($word); //mendapatkan panjang karakter
- $mid = floor($length/2); //mendapatkan nilai tengah
- for($i=0;$i<$mid;$i++){
- //bandingkan karakter sebelah kanan dengan sebelah kiri
- if(strtolower($word[$i]) != strtolower($word[(int)$length-($i+1)])){
- return false;
- }
- }
- return true;
- }
- }
- echo Palindrome::isPalindrome('Deleveled');
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