Vue 父子组件、组件间通信

前端之家收集整理的这篇文章主要介绍了Vue 父子组件、组件间通信前端之家小编觉得挺不错的,现在分享给大家,也给大家做个参考。

本人对Vue组件间通信不懂,搜索了很多关于Vue 父子组件间通信介绍,下面我来记录一下,有需要了解Vue 父子组件、组件间通信的朋友可参考。希望此文章对各位有所帮助。

<Meta charset="UTF-8"> 组件@H_<a href="https://www.jb51.cc/tag/502/" target="_blank" class="keywords">502</a>_5@ <<a href="https://www.jb51.cc/tag/Meta/" target="_blank" class="keywords">Meta</a> name="viewport" content="width=device-width,initial-scale=1.0,maximum-scale=1.0,user-scalable=0"> <<a href="https://www.jb51.cc/tag/Meta/" target="_blank" class="keywords">Meta</a> name="apple-mobile-web-app-capable" content="yes"> <<a href="https://www.jb51.cc/tag/Meta/" target="_blank" class="keywords">Meta</a> name="apple-mobile-web-app-status-bar-style" content="black"> <script src="../js/Vue.js"></script> <script> window.onload = function(){ var vm = new Vue({ el:'#<a href="https://www.jb51.cc/tag/Box/" target="_blank" class="keywords">Box</a>',data:{},components:{ aaa:{ template:'<h2>这是aaa组件<bbb></bbb></h2>',components:{ bbb:{ template:'<h2>这是bbb组件</h2>' } } } } }); } </script> </head> <body> <div id="<a href="https://www.jb51.cc/tag/Box/" target="_blank" class="keywords">Box</a>"> <aaa></aaa> </div> </body> </html> </pre> </div> <div class="jb51code"> <pre class="brush:js;"> <!DOCTYPE html> <html lang="en"> <head> <<a href="https://www.jb51.cc/tag/Meta/" target="_blank" class="keywords">Meta</a> charset="UTF-8"> <title>Document@H_<a href="https://www.jb51.cc/tag/502/" target="_blank" class="keywords">502</a>_5@ <script src="../js/vue1.0.js"></script> <script> //子组件<a href="https://www.jb51.cc/tag/huoqu/" target="_blank" class="keywords">获取</a>父组件的值 window.onload = function () { var vm = new Vue({ el: '#<a href="https://www.jb51.cc/tag/Box/" target="_blank" class="keywords">Box</a>',data: { a: 'aaa' },components: { 'aaa': { data(){ return { msg: 111,msg2: '这是父组件的数据' } },template: '#aaa',components: { 'bbb': { //html中的my-msg这种形式,js中应该采用驼峰命名myMsg props: ['mmm','myMsg'],template: '<h3>我是bbb组件->{{mmm}}<br>{{myMsg}}</h3>' } } } } }); } </script> </head> <body> <div id="<a href="https://www.jb51.cc/tag/Box/" target="_blank" class="keywords">Box</a>"> <aaa> </aaa> </div> <p><template id="aaa"></p> <h1>11111</h1> <bbb :mmm="msg2" :my-msg="msg"></bbb> </template> </body> </html> </pre> </div> <div class="jb51code"> <pre class="brush:js;"> <!DOCTYPE html> <html lang="en"> <head> <<a href="https://www.jb51.cc/tag/Meta/" target="_blank" class="keywords">Meta</a> charset="UTF-8"> <title>Document@H_<a href="https://www.jb51.cc/tag/502/" target="_blank" class="keywords">502</a>_5@ <script src="../js/vue1.0.js"></script> <script> //子组件<a href="https://www.jb51.cc/tag/huoqu/" target="_blank" class="keywords">获取</a>父组件的值 window.onload = function () { var vm = new Vue({ el: '#<a href="https://www.jb51.cc/tag/Box/" target="_blank" class="keywords">Box</a>',template: '<h3>我是bbb组件->{{mmm}}<br>{{myMsg}}</h3>' } } } } }); } </script> </head> <body> <div id="<a href="https://www.jb51.cc/tag/Box/" target="_blank" class="keywords">Box</a>"> <aaa> </aaa> </div> <p><template id="aaa"></p> <h1>11111</h1> <bbb :mmm="msg2" :my-msg="msg"></bbb> </template> </body> </html> </pre> </div> <div class="jb51code"> <pre class="brush:js;"> <!DOCTYPE html> <html lang="en"> <head> <<a href="https://www.jb51.cc/tag/Meta/" target="_blank" class="keywords">Meta</a> charset="UTF-8"> <title>父组件<a href="https://www.jb51.cc/tag/huoqu/" target="_blank" class="keywords">获取</a>子组件的值@H_<a href="https://www.jb51.cc/tag/502/" target="_blank" class="keywords">502</a>_5@ <script src="../js/vue1.0.js"></script> <script> //父组件<a href="https://www.jb51.cc/tag/huoqu/" target="_blank" class="keywords">获取</a>子组件的值 window.onload = function () { var vm = new Vue({ el:'#<a href="https://www.jb51.cc/tag/Box/" target="_blank" class="keywords">Box</a>',data:{ a:'aaa' },components:{ 'aaa':{ data(){ return { msg:111,msg2:'我是父组件的数据' } },template:'#aaa',methods:{ get(msg){ this.msg = msg; } },components:{ 'bbb':{ data(){ return { a:'我是子组件的数据' } },template:'#bbb',methods:{ send(){ this.$emit('child-msg',this.a); } } } } } } }); } </script> </head> <body> <div id="<a href="https://www.jb51.cc/tag/Box/" target="_blank" class="keywords">Box</a>"> <aaa></aaa> </div> <template id="aaa"> <span>我是父级 -》 {{msg}}</span> <bbb @child-msg="get"></bbb> </template> <template id="bbb"> <h3>子组件</h3> <input type="button" value="send" @click="send" /> </template> </body> </html></pre> </div> <p>以上就是本文的全部<a href="https://www.jb51.cc/tag/neirong/" target="_blank" class="keywords">内容</a>,希望对大家的学习有所帮助,也希望大家多多<a href="https://www.jb51.cc/tag/zhichi/" target="_blank" class="keywords">支持</a>编程之家。</p><i class="glyphicon glyphicon-link"></i> 原文链接:https://www.f2er.com/vue/40915.html</div> <div class="topcard-tags"><a href="https://www.f2er.com/tag/vue2/" class="tag_link" target="_blank">vue2</a><a href="https://www.f2er.com/tag/vuejs/" class="tag_link" target="_blank">vuejs</a><a href="https://www.f2er.com/tag/vuefuzizujiantongxin/" class="tag_link" target="_blank">vue父子组件通信</a><a href="https://www.f2er.com/tag/fuzizujiantongxin/" class="tag_link" target="_blank">父子组件通信</a></div> <ul class="list-group"> <li class="list-group-item"><a href="https://www.f2er.com/vue/40917.html" title="vue-resourse将json数据输出实例">上一篇:vue-resourse将json数据输出实例</a><a href="https://www.f2er.com/vue/40913.html" title="详解Vue监听数据变化原理" class="text-muted pull-right">下一篇:详解Vue监听数据变化原理</a> </li> </ul> </div> </div> </div> <!-- row end --> <div class="row row-sm"> <div class="col-sm-12 col-md-12 col-lg-12"> <div class="card"> <ins class="adsbygoogle" style="display:block" data-ad-format="autorelaxed" data-ad-client="ca-pub-4605373693034661" data-ad-slot="9144498553"></ins> <script> (adsbygoogle = window.adsbygoogle || []).push({}); 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