3v4l.org

run code in 300+ PHP versions simultaneously
<?php <?= "HTML".strlen("HTML") ?>
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.27
Parse error: syntax error, unexpected '<' in /in/7CJho on line 2
Process exited with code 255.
preferences:
179.22 ms | 1395 KiB | 64 Q