Removing X-Powered-By

Question

1. How can I remove X-Powered-By header in PHP? I am on an Apache Server and I use php 5.21. I can\'t use the header_remove function in php as it\'s not supported by 5

Answer 1

if (function_exists('header_remove')) {
    header_remove('X-Powered-By'); // PHP 5.3+
} else {
    @ini_set('expose_php', 'off');
}