3v4l.org

run code in 300+ PHP versions simultaneously
<?php phpversion() >= "7.0.0beta1" or die(); echo "(int) INF: ",(int) INF,"\n";
Output for 7.0.1 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.25, 7.3.0 - 7.3.12, 7.4.0
(int) INF: 0
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0
preferences:
67.3 ms | 402 KiB | 79 Q