Function toSelector

2.0.3/Sizzle-annotation.js:1653–1661

(tokens)

	}

	function toSelector(tokens) {
		var i = 0,
			len = tokens.length,
			selector = "";
		for (; i < len; i++) {
			selector += tokens[i].value;
		}
		return selector;
	}

	//matcher为当前词素前的“终极匹配器”
	//combinator为位置词素