arr.php

	public static function merge(array $array1, array $_)
	{
		$result = array();
		
		foreach (func_get_args() as $array)
		{
			$i = 0;
			
			foreach ($array as $key => $value)
			{
				if (isset($result[$key]))
				{
					if ($key === $i)
					{
						array_push($result, $value);
					}
					elseif (is_array($value))
					{
						$result[$key] = self::merge($result[$key], $value);
					}
					else
					{
						$result[$key] = $value;
					}
				}
				else
				{
					$result[$key] = $value;
				}
				
				$i++;
			}
		}
		
		return $result;
	}