- var_dump: documentation ( source)
- function_exists: documentation ( source)
- hash_equals: documentation ( source)
<?php
if (!function_exists('hash_equals')) exit;
var_dump(hash_equals('75410fc8791d8dc96f044895146ff355', '75410fc8791d8dc96f044895146ff355'));
var_dump(hash_equals('65225f27f5c6c7f8fade48034c80f65f', '65225f27f5c6c7f8fade48034c80f65f'));
var_dump(hash_equals('48d889179e4327b3537e43241bf73ff7', '48d889179e4327b3537e43241bf73ff7'));