3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(0); if (!is_finite(1.0/0.0) ) { if (!is_infinite(1.0/0.0)) { echo INF; } else { echo true; } }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6

Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
1
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
preferences:
255.21 ms | 402 KiB | 322 Q