3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); $a[-5] = "-5"; $a[] = "after -5"; $b = array( -5 => "-5" ); $b[] = "after -5"; var_dump($a, $b);

This is an error 500

Value for `_results` contains invalid data `array`


preferences:
151.55 ms | 1741 KiB | 9 Q