3v4l.org

run code in 300+ PHP versions simultaneously
<?php function listing() { return array("foo", "bar"); } $first = reset(&listing()); var_dump($first); ?>
Output for 5.3.0 - 5.3.18, 5.4.0 - 5.4.8
Fatal error: Can't use function return value in write context in /in/8gHGj on line 5
Process exited with code 255.
preferences:
165.51 ms | 1395 KiB | 35 Q