3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [178, 89, 1]; echo array_reduce($array, function ($acc, $byte) { return $acc.strrev(str_pad(decbin($byte), 8, 0, STR_PAD_LEFT)); });

This is an error 500

Value for `_results` contains invalid data `array`


preferences:
244.83 ms | 2109 KiB | 12 Q