3v4l.org

run code in 300+ PHP versions simultaneously
<?php $out = array(); exec = ('ls', $out); print_r($out);
Output for 5.3.0 - 5.3.14, 5.4.0 - 5.4.4
Parse error: syntax error, unexpected '=' in X629Y on line 3
Process exited with code 255.
preferences:
156.22 ms | 1399 KiB | 27 Q