3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo($array, $default = null) { // to get $array['key1']['key2'] if (isset($array['key1']) && is_array($array['key1']) && isset($array['key1']['key2']) && is_array($array['key1']['key2'])) { return $array['key1']['key2']; } else { return $default; } }

This is an error 500

Value for `_results` contains invalid data `array`


preferences:
215.63 ms | 2742 KiB | 8 Q