Online PHP editor | refs for fWbQR

<?php var_dump(check_input_data('wello', 'int')); var_dump(check_input_data('123groovybaby', 'int')); var_dump(check_input_data('2147483646', 'int')); $legit_id = "345\0groovybaby"; var_dump(check_input_data($legit_id, 'int')); function check_input_data($data, $type) { if (preg_match('/^[0-9]{1,10}$/D', $data) && $data < 2147483647) return true; }