3v4l.org

run code in 300+ PHP versions simultaneously
<?php define("C5_RUNTIME_HASH",md5(time()*(microtime()%1))); echo C5_RUNTIME_HASH;
Output for 7.1.0 - 7.1.25, 7.2.0 - 7.2.13, 7.3.0 - 7.3.1
Notice: A non well formed numeric value encountered in /in/94Qlo on line 2 cfcd208495d565ef66e7dff9f98764da
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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20
cfcd208495d565ef66e7dff9f98764da

preferences:
198.22 ms | 404 KiB | 232 Q