3v4l.org

run code in 300+ PHP versions simultaneously
<?php PHP_SELF = (int) 0; phpinfo();
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.30
Parse error: syntax error, unexpected '=' in /in/GZbPU on line 2
Process exited with code 255.
preferences:
173.44 ms | 1399 KiB | 67 Q