使用Upload+Progress实现文件上传进度条实时更新功能,需要借助http-request属性。具体使用方法如下: <el-uploadaction="#":file-list="fileList":on-change="changeData":http-request="handleRequest":before-upload="beforeUpload"><el-buttonclass="btn upload-btn">上传附件</el-button><divslot="tip"class="...