WeChat applet upload pdf file example

The code for uploading files to the cloud in the WeChat applet is as follows, which are the codes of wxml and js respectively

The following code is the code in wxml

<!--miniprogram/pages/home/home.wxml-->
<button size='mini' bindtap="chooseFile">选择文件 </button>
<text>{
   
   {sourceName}}</text>
<button size='mini' bindtap="uploadFile">上传文件</button>

The following code is the code in the js file:

Page({

  data: {
    sourcePath:'',
    dstFilePath:'',
    sourceName:''
  },

  chooseFile(e){
    var self = this
    wx.chooseMessageFile({
      count: 1,
      type:'file',
      success(res){
        const x = res.tempFiles[0].path
        const y = res.tempFiles[0].name
        console.log('选择',res)
        self.setData({
          sourcePath:x,
          sourceName:y
        })
      }
    })
  },
  
  uploadFile(){
    var sourcePath = this.data.sourcePath
    var sourceName = this.data.sourceName

    self = this
    wx.cloud.uploadFile({
      cloudPath:'temp/'+sourceName, //这里的'temp/'是在环境中创建的文件夹
      filePath: sourcePath
    })
  }
})