3v4l.org

run code in 300+ PHP versions simultaneously
<?php while () { echo 'Hola'; } ?>
Output for 5.3.0 - 5.3.18, 5.4.0 - 5.4.8
Parse error: syntax error, unexpected ')' in idGGo on line 3
Process exited with code 255.
preferences:
161.05 ms | 1395 KiB | 35 Q