3v4l.org

run code in 300+ PHP versions simultaneously
<?php const SOME_THING = "y3183y"; $value = null; $value ??= "SOME_THING"; var_dump($value);
Output for 8.1.34, 8.2.27 - 8.2.30, 8.3.0 - 8.3.29, 8.4.1 - 8.4.16, 8.5.0 - 8.5.1
string(10) "SOME_THING"
preferences:
76.44 ms | 406 KiB | 5 Q