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<?php $arr = array(); $arr[] = array(1 => array(2 => 2, 3 => array(4 => 4, 5 => 5)), 6 => 6); function showArray(&$arr) { echo('<pre>'.print_r($arr,true).'</pre><br>'); } array_walk_recursive($arr, 'showArray');
Output for git.master, git.master_jit, rfc.property-hooks
<pre>2</pre><br><pre>4</pre><br><pre>5</pre><br><pre>6</pre><br>

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