父组件调用子组件方法
父组件
javascript
<fill-select :mutiple="true" ref="fillSelect"/>
import FillSelect from '@/components/BackfillTreeSelect.vue'
export default {
  components: { FillSelect }
}
// 调用子组件方法
this.$refs.fillSelect.clearSingleOrg()
子组件
javascript
clearSingleOrg () {
  this.orgs = []
  this.orgValue = ''
},