3v4l.org

run code in 300+ PHP versions simultaneously
<?php $excludes = array('1', '2"'); $excludes = array_walk('mysql_real_escape_string', $excludes); print_r($excludes);
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.39, 5.6.7
Fatal error: Only variables can be passed by reference in /in/UfPEi on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Only variables can be passed by reference in /in/UfPEi on line 4
preferences:
103.51 ms | 401 KiB | 128 Q