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@ 2014-03-29T15:18:33Z

<?php

error_reporting(E_ALL | E_STRICT);

$x = array();
$x[1][2][3] =& $x;

echo count($x);

Output
Performance
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References
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error_reporting: documentation ( source)

preferences:dark modelive preview

49.53 ms | 402 KiB | 5 Q