小程序加载更多-数据的拼接

本文转自 http://www.jb51.net/article/98558.htm

index.wxml代码如下

http://www.jb51.net/article/98558.htm
//后台返回数据渲染
<view wx:for="{{duanziInfo}}" wx:for-item="name" wx:for-index="id"> 
 <view class="duanzi-view"> 
 　　<view class="duanzi-content"> 
 　　　　<text class="dz-content">{{name.content}}</text> 
 　　</view> 
 </view> 
</view> 
//加载更多的按钮
<view class="button-wrapper"> 
 <button type="default" size="default" loading="{{loading}}" disabled="{{disabled}}" catchtap="setLoading"> 
 {{loadText}} 
 </button> 
</view> 

index.js代码如下

Page({ 
 data: { 
  loadText:'加载更多', 
  duanziInfo:[] 
 }, 
 //初始化请求 
 onLoad: function (res) { 
 var that = this
 //内容 
 wx.request({ 
  url: 'http://xxxxx.com/index.php?m=Industry&a=getDuanziInfo', 
  data: {token:token}, 
  method: 'GET', 
  success: function(res){ 
  console.log(res.data.result) //打印初始化数据 
  that.setData({ 
  duanziInfo:res.data.result 
  }) 
  } 
 }) 
 }, 
 //点击 加载更多 按钮
 setLoading: function(e) { 
 var duanziInfoBefore = this.data.duanziInfo 
 var that = this
 wx.showToast({ //期间为了显示效果可以添加一个过度的弹出框提示“加载中” 
  title: '加载中', 
  icon: 'loading', 
  duration: 200 
  }) 
 wx.request({ 
  url: 'http://xxxxx.com/index.php?m=Industry&a=getDuanziInfo', 
  data: {token:token}, 
  method: 'GET', 
  success: function(res){ 
  console.log(duanziInfoBefore.concat(res.data.result)) //打印拼接之后数据 
  that.setData({ 
  loadText:"数据请求中", 
  loading:true, 
  duanziInfo:duanziInfoBefore.concat(res.data.result), 
  loadText:"加载更多", 
  loading:false, 
  }) 
  } 
 }) 
 } 
})