3v4l.org

run code in 300+ PHP versions simultaneously
<?php $argv = [1,2,3]; $_POST = [1,2,3]; function foo(?array $argv = null) { if ($argv === null) { global $argv; } print_r($argv); } foo(); foo([4,5,6]);

This is an error 500

Value for `_results` contains invalid data `array`


preferences:
145.61 ms | 1162 KiB | 11 Q