import ChildComponent from './ChildComponent.vue'; export default { components: { ChildComponent }, methods: { getChildData() { // 通过 ref 访问子组件实例 const message = this.$refs.child.getMessage(); console.log('子组件数据:', message); } } }; 在这个例子中,父组件通过 ref=”chil...
data () {return{ namesa: ['z','x'] } }, components: {'valor': valor } }).mount('#vail') v-slot作为连接桥梁, 子组件通过 v-bind 绑定了 data & datum, 组成了一个对象, 父组件通过v-slot:default="namess" namess变量接收了组成的object 一下为具名v-slot <!DOCTYPE html> ...
<child-component :msg="parentMsg" @child-event="handleChildEvent"></child-component> </template> import ChildComponent from './ChildComponent.vue'; export default { components: { ChildComponent }, data() { return { parentMsg: 'Message from parent' }; }, methods: { handleChildEvent(data...
-- <const-comp></const-comp> -->4子组件数据为--->{{fromChildData}}5<local-comp :props-a="info" @send="getChildData"></local-comp>6789/*Vue.component('constComp', {10template: "我是全局组件"1112});*/13let localComp ={14template: "我是局部组件\15父组件传过来的数据为-->{{...
import child from './ChildComponent' export default { name: 'father', components: { child }, data () { return { sublist: [] } }, mounted: { this.$http.get('http://.../..').then((resp) => { this.sublist = resp.data.sublist }).catch((err) => { console.log(`获取接口...
import componentB from './component-b.vue'; export default { name: 'componentA', components: { componentB }, data () { return { name: 'Aresn' } }, methods: { sayHello () { console.log('Hello, Vue.js'); } } } 1. 2. 3...
基本上，您是如何在父组件中创建一个悬念的，并且可以在解决应用程序的任何深度中的所有组件时显示加载。
data.keepAlive ) { const mountedNode: any = vnode componentVNodeHooks.prepatch(mountedNode, mountedNode) } else { const child = vnode.componentInstance = createComponentInstanceForVnode( vnode, activeInstance ) child.$mount(hydrating ? vnode.elm : undefined, hydrating) } }, prepatch (oldVnode...
Vue.component('child-component',{props:['myValue','warningText','msg'],data:()=>{return{value:this.myValue}},template:''}) 这是第一种方法对象: ①父组件在调用子组件传值 <child-component myValue="123"warning-text="警告":msg="msg"></child-component> ...
// Child.vue<template>子组件:{{message}}</template>import{ref}from'vue'constmessage=ref('蟑螂恶霸')functionchangeMessage(data){message.value=data}使用 defineExpose 向外暴露指定的数据和方法defineExpose({message,changeMessage}) 在中,defineExpose不需要另外引入。 expose...