1.前端设计导入 <!-- 用户导入对话框 --> <el-dialog :title="upload.title" :visible.sync="upload.open" width="400px" append-to-body> <el-upload ref="upload" :limit="1" accept=".xlsx, .xls" :headers="upload.headers" :action="upload.url + '?updateSupport=' + upload.updateSupport" :disabled="upload.isUploading" :on-progress="handleFileUploadProgress" :on-success="handleFileSuccess" :auto-upload="false" drag> <i class="el-icon-upload"></i> <div class="el-upload__text">将文件拖到此处,或<em>点击上传</em></div> <div...