public static function getDatas() {
		$method = \strtolower ( $_SERVER ['REQUEST_METHOD'] );
		switch ($method) {
			case 'post' :
				if (self::getContentType () == 'application/x-www-form-urlencoded') {
					return $_POST;
				}
				break;
			case 'get' :
				return $_GET;
			default :
				return self::getInput ();
		}
		return self::getInput ();
	}