似乎只能通过css指定?
- 代码1
<el-button circle
class="stream0"
@click="switchToStream(0)" >
</el-button>
- 代码2
<style>
.stream0 {
background-size: cover;
background-image: url('~@/assets/stream.png');
}
如果要动态变化,参考:
VUE el-button动态更换图片背景-CSDN博客