3v4l.org

run code in 300+ PHP versions simultaneously
<?php define true false; if(true) echo 'true';
Output for 5.4.0 - 5.4.9
Parse error: syntax error, unexpected 'true' (T_STRING) in /in/Qac4r on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.19
Parse error: syntax error, unexpected T_STRING in /in/Qac4r on line 2
Process exited with code 255.
preferences:
177.71 ms | 1395 KiB | 37 Q