uniapp子组件向父组件传值

子组件向父组件传值

子组件1

<template><view class="content"><view v-for="(item,index) in list" :key="index">{{item}}</view></view>
</template><script>export default {data() {return {list: []}},components: {},onLoad() {},created() {var data = require('../../static/res.json')this.list = data.fruitDatathis.$emit("getChild1",this.list);},methods: {}}
</script><style>.content {display: flex;flex-direction: column;align-items: center;justify-content: center;}.logo {height: 200upx;width: 200upx;margin-top: 200upx;margin-left: auto;margin-right: auto;margin-bottom: 50upx;}.text-area {display: flex;justify-content: center;}.title {font-size: 36upx;color: #8f8f94;}
</style>

子组件2

<template><view class="content"><view v-for="(item,index) in list" :key="index">{{item}}</view></view>
</template><script>export default {data() {return {list: []}},components: {},onLoad() {},created() {var data = require('../../static/res.json')this.list = data.filmDatathis.$emit("getChild2",this.list);},methods: {}}
</script><style>.content {display: flex;flex-direction: column;align-items: center;justify-content: center;}.logo {height: 200upx;width: 200upx;margin-top: 200upx;margin-left: auto;margin-right: auto;margin-bottom: 50upx;}.text-area {display: flex;justify-content: center;}.title {font-size: 36upx;color: #8f8f94;}
</style>

父组件

<template><view class="content"><view class="btn-container"><button @click="getData(index)" v-for="(item,index) in list" :key="index">{{item}}</button></view><child1 @getChild1 = "getChild1" v-if="current==0"></child1><child2 @getChild2 = "getChild2" v-if="current==1"></child2></view>
</template><script>import child1 from './child1'import child2 from './child2'export default {data() {return {list:['水果','电影'],current:0}},onLoad() {},components: {child1,child2},methods: {getData(index){this.current = index},getChild1(e){console.log(e)},getChild2(e){console.log(e)}}}
</script><style>.content {display: flex;flex-direction: column;align-items: center;justify-content: center;}.btn-container{display: flex;justify-content: space-between;align-items: center;}
</style>

最后

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