小程序中的锚点跳转

1.相关代码

gotoAnchor: function() {
  const query = wx.createSelectorQuery()
  query.select('.cart-evaluation').boundingClientRect()
  query.selectViewport().scrollOffset()
  query.exec(function(res){
    res[0].top       // #the-id节点的上边界坐标
    res[1].scrollTop // 显示区域的竖直滚动位置
    let distance = res[0].top + res[1].scrollTop
    wx.pageScrollTo({
      scrollTop: distance
    })
  })
}

参考链接：
https://developers.weixin.qq.com/miniprogram/dev/api/wxml/SelectorQuery.html
https://developers.weixin.qq.com/miniprogram/dev/framework/view/selector.html