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@ 2013-10-22T09:24:24Z

<?php
$arr = array(
            20  => array(
                'width'  => 20,
                'height' => 20,
            ),
            60  => array(
                'width'  => 60,
                'height' => 40,
            ),
            150 => array(
                'width'  => 150,
                'height' => 300,
            )
        );

$it = new RecursiveArrayIterator( $arr );
while( $it->valid() ) {
	var_dump($it->current());

}

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)

preferences:dark modelive preview

40.09 ms | 402 KiB | 5 Q