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honno/palindrome.php

Created June 3, 2018 19:56
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palindrome.php
<?php
function isPalindrome($string) {
if (strlen($string) <= 1) {
return true;
} elseif (strtolower(substr($string, 0, 1)) == strtolower(substr($string, -1))) {
isPalindrome(substr($string, 1, -1));
} else {
return false;
}
}
?>
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