3v4l.org

run code in 300+ PHP versions simultaneously
<?php FOO = 'bar'; var_dump(FOO);
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.23
Parse error: syntax error, unexpected '=' in /in/HRTrZ on line 3
Process exited with code 255.
preferences:
180.35 ms | 1395 KiB | 60 Q