上传element组件代码,支持多文件,拖动文件进行上传: <!--选择文件--> <el-form-item label="选择模板" :label-width="formLabelWidth" :required="trueFlag"> <el-row> <el-col :span="12"> <el-upload class="upload-demo" ref="upload" :action="actionUrl" :auto-upload="false" :limit="10"...