3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = [0,1] echo $x:
Output for 5.4.0 - 5.4.12
Parse error: syntax error, unexpected 'echo' (T_ECHO) in /in/9mejG on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.22
Parse error: syntax error, unexpected '[' in /in/9mejG on line 2
Process exited with code 255.
preferences:
183.55 ms | 1395 KiB | 43 Q