iview中upload的使用

         <Upload 
            :action="importParameterExcel"
            :format="[‘xlsx‘,‘xls‘,‘XLS‘,‘XLSX‘]"
            ref="upload"   
            name="excelFile"  //请求接口的参数的名字
            :headers="uploadHeaders"
            :before-upload="handleBeforeUpload"
            :on-format-error="handleFormatError"
            :on-success="handleSuccess"
            :on-error="handleError"
          >
            <Button type="primary" style=" margin: 0 14px;" >导入台账</Button>
          </Upload>

importParameterExcel:process.env.VUE_APP_API_URL?process.env.VUE_APP_API_URL+‘/dt-business/parameter/importParameterExcel‘:configs.baseURL.target+‘/dt-business/parameter/importParameterExcel‘,
uploadHeaders: {
  ‘token‘:tool.getStorage("X-Token"),
   ‘appId‘:tool.getStorage("appId")            
},