3v4l.org

run code in 300+ PHP versions simultaneously
<?php set_time_limit(0); error_reporting(0); for($i=0;$i<100000000;$i++) ;
Output for 5.3.6, 5.3.8 - 5.3.9, 5.3.17, 5.3.19, 5.3.21, 5.3.23 - 5.3.27, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.25, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.5, 5.3.7, 5.3.10 - 5.3.16, 5.3.18, 5.3.20, 5.3.22, 5.3.28 - 5.3.29, 5.6.28

Process exited with code 137.
preferences:
235.39 ms | 404 KiB | 373 Q