全屏

//安装
yarn add screenfull@5.0.0

//导入
import screenfull from 'screenfull'

//模块位置：
<svg-icon
      icon-class="fullscreen"
      style="margin-right: 20px"
      @click="fullClick"
    />
//方法：
 // 全屏点击
    fullClick() {
      if (screenfull.isEnabled) {
        screenfull.toggle()
      } else {
        this.$message.error('该浏览器不支持全屏')
      }
    }