1、pages/index/index" does not have a method "onBtnTap" to handle event "tap" 处理： 取消勾选 “将 JS 编译成 ES5” ![](https://img.kancloud.cn/61/92/6192effde35b588cf1b1f110ffaa8bfc_393x691.png) 2. wx.navigateTo url后的参数没传过去 勾选代码自动热重载 ![](https://img.kancloud.cn/31/1b/311b26075deeece6ef0e2d8558ca9551_383x658.png)