ElementUI el-upload上传 文件缩略图 删除

html: 

      
      
        
        

          
          
            
              
            
            
              
            
            
              
            
          
        

        
请上传图片格式文件
      
      
      
        
      
    

js:

//处理移除图片
handleRemove(file) {
      const uploadFiles = this.$refs.pictureUpload.uploadFiles
      console.log(uploadFiles)
      for (let i = 0; i < uploadFiles.length; i++) {
        if (uploadFiles[i]['url'] === file.url) {
          uploadFiles.splice(i, 1)
        }
      }
    },
//预览图片
    handlePictureCardPreview(file) {
      this.dialogImageUrl = file.url
      this.dialogVisible = true
    },
//下载
handleDownload(file) {
        window.open(file.url)
	},

css: