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";

Similar codes

6 votes312 views1 answer
Laravel Route::group definition
PHP
0 vote331 views1 answer
Change aspect ratio of image php
PHP
0 vote350 views2 answers
Laravel form put method
PHP
5 votes327 views2 answers
Php variables as keys in arrays
PHP
0 vote281 views1 answer
Display product page title in field cf7
PHP
54 votes322 views6 answers
Php today date
PHP
1 vote308 views1 answer
Laravel use references in other tables
PHP
0 vote365 views1 answer
Update php 7.2 centos 8 command line without sudo
PHP
4 votes321 views3 answers
Laravel execute command from terminal
PHP
5 votes311 views2 answers
Php convert date from dd/mm/yyyy to yyyy-mm-dd
PHP