elementui el-upload在on-change中校验文件类型错误时隐藏文件列表_elementplus el-upload不符合要求的文件不显示在上传列表

<el-upload
                        
                        ref="uploadref"
                        :limit="1"
                        :action="url"
                        :on-change="handleChang"
                        :on-exceed="handleExceed"
                        :auto-upload="false"
                        :on-success="ywzgdw_data"
                        >
                        <el-button slot="trigger" size="small" type="danger">上传</el-button>
                      </el-upload>
1
2
3
4
5
6
7
8
9
10
11
12

handleChang(file, fileList, index){
	// 检测文件类型不符合时终止显示文件列表
	if(file.type != 'application/pdf'){
		this.$message.error('只能上传 pdf 文件')
		console.log(this.$refs.uploadref)
		this.$refs.uploadref.uploadFiles=[];
		return false;
	}
	
}
1
2
3
4
5
6
7
8
9
10

参考：https://blog.csdn.net/m0_60908822/article/details/122079494