php array with array and something else

gistfile1.php

<?php
$v = array('a', 'b',
  array('c', 'd' )
	,array('e', 'f'));

foreach ($v as  $values)
{
	if(is_array($values)){
		foreach ($values as $value)
		{
			echo $value, "<br>" ;
		}
	}else{
		echo $values, "<br>" ;
	}
}
?>