iOS scrollview offset contentinset 详解 scroll-into-view

index.wxml
<scroll-view scroll-x style="width:100%;white-space:nowrap">
<view wx:for="{{30}}" style="display:inline-block; margin:10rpx;border:1rpx solid red" data-id="{{index}}" bindtap="scroll">{{index}}</view>
</scroll-view>
<scroll-view scroll-y style='height:400rpx;' scroll-into-view="{{intoView}}" scroll-with-animation>
<view wx:for="{{30}}" id="view{{index}}" style="height:100rpx;margin:10rpx;border:1rpx solid blue">{{index}}</view>
</scroll-view>
index.js
const app = getApp()

Page({
  data: {

  },
  scroll: function(e){
      this.setData({
          intoView: "view"+e.currentTarget.dataset.id
      })
  }
})