3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo() { return []; } rsort(foo());
Output for 8.1.0 - 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.22, 8.4.1 - 8.4.8
Notice: Only variables should be passed by reference in /in/mRuoK on line 7
preferences:
58.24 ms | 406 KiB | 5 Q