<a-upload slot="extra"
name="file"
:multiple="true"
:showUploadList="false"
:beforeUpload="beforeUpload"
:customRequest="uploadFile">
<a href="javascript:;">上传文件</a>
</a-upload>
beforeUpload(file) { var FileExt = file.name.replace(/.+\./, ""); if (['jpg','png','txt','zip', 'rar','pdf','doc','docx','xlsx'].indexOf(FileExt.toLowerCase()) === -1){ this.$message({ type: 'warning', message: '请上传后缀名为jpg、png、txt、pdf、doc、docx、xlsx、zip或rar的附件!' }); return false; } }