Generate Combinations from sets

get_combination.php

	function get_combination($array_sets) {
		$count = count($array_sets);
		if(is_array($array_sets[0]) && $count > 1) {
			$first_set = $array_sets[0];
			if($count > 2) {
				$oth_room_set = get_combinations(array_slice($array_sets, 1));
			} else { 
				$oth_room_set = $array_sets[1];
			}
			$array_comb = array();
			foreach($first_set as $araele1) {
				foreach($oth_room_set as $araele2) {
					if(is_array($araele2)) {
						$array_comb[] = array_merge(array($araele1),$araele2);
					} else {
						$array_comb[] = array($araele1,$araele2);	
					}
				}
			}
			return $array_comb;
		} else {
			return	$array_sets;
		}
	}