小程序上拉触底加载之onReachBottom

data: {
    limit: 11,//显示数据量
    list: '',
    page: 1,//当前页
    load: true,
    loading: false,//加载动画的显示
},  
onReachBottom: function () {
    var that = this;
    if (that.data.load) {//全局标志位，方式请求未响应是多次触发
      if (that.data.list.length < that.data.count) {
          that.setData({
            load: false,
            loading: true,//加载动画的显示
          })
          wx.request({
            url: 'url',
            data: {
            },
            method: 'POST',
            success: function (res) {
              console.log(res)
              var content = that.data.list.concat(res.data.data.list)//将放回结果放入content
              that.setData({
                list: content,
                page: that.data.page * 1 + 1,
                load: true,
                loading: false,
               })
            },
            fail: function (res) {
                that.setData({
                  loading: false,
                  load: true,
                })
                wx.showToast({
                  title: '数据异常',
                  icon: 'none',
                  duration: 2000,
                }) 
               },
            complete: function (res) { },
          })
      }
    }
  }


作者：郭先生_515
链接：https://www.jianshu.com/p/51674df0fce5/
来源：简书
简书著作权归作者所有，任何形式的转载都请联系作者获得授权并注明出处。