3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr=[0,3] if ($arr[0]==0) echo 'ok';
Output for 5.4.0 - 5.4.28
Parse error: syntax error, unexpected 'if' (T_IF) in /in/T9aJW on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected '[' in /in/T9aJW on line 2
Process exited with code 255.
preferences:
174.97 ms | 1395 KiB | 65 Q