[常用方法](%E5%B8%B8%E7%94%A8%E6%96%B9%E6%B3%95.md) [功能代码](%E5%8A%9F%E8%83%BD%E4%BB%A3%E7%A0%81.md) [深入理解(function(){... })();](%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3function...;.md)