小程序上拉加载更多数据（onReachBottom）

雨点打透心脏的1/2处 2022-01-07 03:39 318阅读 0赞

<block wx:for="{
         {list}}" wx:key="item.id">
        <image src="{
         {item.titlepic}}"></image>
    </block>

// pages/test/test.js
    Page({
      data: {
        curpage: 1,
        list: null
    },
    onLoad: function() {
        wx.showLoading();
        var _this = this;
        /**初始化list*/
        _this.getAjaxList()
    },
    /**上拉动作, push数据*/
    onReachBottom: function() {
        console.log(++this.data.curpage);
        this.getAjaxList();
    },
    getAjaxList: function() {
        wx.showLoading({
            mask: true  //显示触摸蒙层  防止事件穿透触发
        });
        var _this = this;
        wx.request({
            url: 'https://huyahaha.com/video/listajax',
            data: {
                page: _this.data.curpage
            },
            header: {
                'content-type': 'application/json'
            },
            success: function(res) {
                wx.hideLoading() 
                console.log(res.data.data.data);
                var data1 = _this.data.list;
                if (data1 == null) {
                    _this.setData({
                        list: res.data.data.data
                    });
                    return;
                }
                for (var i = 0; i < res.data.data.data.length; i++) {
                    data1.push(res.data.data.data[i]);
                }
                _this.setData({
                    list: data1
                });
            }
        })
      }
    
    })

![1263537-20190220095441484-289553940.png][]

转载于:https://www.cnblogs.com/520BigBear/p/10404845.html

[1263537-20190220095441484-289553940.png]: /images/20211227/c1dc38cb1f2a4881bc1d84ee7d038620.png