<?php
/*
*  -------------------------------------------------
*   Author : nowamagic
*   Url    : www.nowamagic.net
*   Date   : 2011-03-09
*  -------------------------------------------------
*/
function arr_foreach ($arr) 
{
	if (!is_array ($arr)) 
	{
		return false;
	}
	
	foreach ($arr as $key => $val ) 
	{
		if (is_array ($val)) 
		{
			arr_foreach ($val);
		} 
		else 
		{
			echo $val.'<br/>';
		}
	}
}
$arr1 = array (1=>array(11,12,13,14=>array(141,142)),2,3,4,5);
echo '<pre>';
print_r($arr1);
echo '<pre>';
arr_foreach ($arr1);
?>