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@ 2014-09-22T10:14:44Z

<?php

$a = NULL;
$b = array();

var_dump(count($a), count($b));

foreach((array)$a AS $c) {
	echo $c;
}

Output
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var_dump: documentation ( source)

preferences:dark modelive preview

33.19 ms | 402 KiB | 5 Q