3v4l.org

run code in 300+ PHP versions simultaneously

sponsor
bughunt
search
recent
about

@ 2013-06-20T11:40:08Z

<?php
$array = [];                                                   
 
$it = new RecursiveIteratorIterator(
    new RecursiveArrayIterator($array));

var_dump($it->key());

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive preview

35.38 ms | 402 KiB | 5 Q