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@ 2014-08-28T23:48:33Z

<?php

$arr = [];
$arr[] = &$arr;
var_dump($arr, count($arr, COUNT_RECURSIVE));

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
count: documentation ( source)

preferences:dark modelive preview

41.02 ms | 402 KiB | 5 Q