[1.轮播图组件](1.%E8%BD%AE%E6%92%AD%E5%9B%BE%E7%BB%84%E4%BB%B6.md) [2.九宫格商城抽奖](2.%E4%B9%9D%E5%AE%AB%E6%A0%BC%E5%95%86%E5%9F%8E%E6%8A%BD%E5%A5%96.md) [3.第三方登录组件](3.%E7%AC%AC%E4%B8%89%E6%96%B9%E7%99%BB%E5%BD%95%E7%BB%84%E4%BB%B6.md) [3.websocket的使用](3.websocket%E7%9A%84%E4%BD%BF%E7%94%A8.md)