先写一个简单的递归函数页面滚动事件表明它是一个组件，我们称之为“子组件” 3. 注意：在组件wxss中不应使用ID选择器、属性选择器和标签名选择器。（只使用class）事件就是用户或者浏览器自身执行的某种动作。诸如click、load和mouseover，都是事件的名字。而响应某个事件的函数就叫事件处理程序。事件处理程序的名字以“on”
All of this is possible by using scrollTo and manually calculating the offset, but it quickly becomes extremely complex (especially RTL, where things like scroll offsets behave very strange). Having a way to simply reuse scrollIntoView and making sure the scroll does not propagate to the whole ...