子组件向父组件传值的三种方式

时间:2025-04-08 08:03:46
import Student from./components/Studentimport School from./components/School! export default fname :'App" components:{School,Student}. data() { }, methods: { getSchooIName(name){ console.log('App收到了学校名:', name) }, getStudentName(name, .. params ){ console.log('App收到了学生名:', name,params) } }, mounted(){ // this.$.$on('atguigu',) //绑定自定义事件 this,$refs,student,$once('atguigu',this.getStudentName) //绑定自定义事件(一次性事件 }