3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = 0; for ($x=0; $x < 20; $x++) { print 'message: ' . $i++; }
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 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 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 - 8.2.18, 8.3.0 - 8.3.6
message: 0message: 1message: 2message: 3message: 4message: 5message: 6message: 7message: 8message: 9message: 10message: 11message: 12message: 13message: 14message: 15message: 16message: 17message: 18message: 19
preferences:
206.39 ms | 406 KiB | 340 Q