3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(0 == 'frank');
Output for 8.0.0 - 8.0.22, 8.1.0 - 8.1.9
bool(false)
Output for 7.1.25 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.30
bool(true)

preferences:
41.45 ms | 410 KiB | 5 Q