3v4l.org

run code in 300+ PHP versions simultaneously
<?php if(strnatcmp(phpversion(),'5.0.0') < 0){ echo("Error : must have PHP version 5+ to run this script."); exit(); }
Output for 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, 5.5.0 - 5.5.37, 5.6.0 - 5.6.23, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.24, 7.3.0 - 7.3.12
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9
Error : must have PHP version 5+ to run this script.
preferences:
209.46 ms | 402 KiB | 257 Q