<el-upload
ref="uploadRef"
class="upload-demo"
action="action"
:show-file-list="false"
:http-request="apkUploadChange"
>
<el-button type="primary">上传</el-button>
</el-upload>
function apkUploadChange(params){
var fileName =params.file.name;
var fileArr = fileName.split('.');
var fileType=fileArr[fileArr.length-1];
}