具体代码如下所示：
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> <script src="https://www.jb51.net/bower_components/vue/dist/vue.js"></script> <style> </style> </head> <body> <div> </div> <script> var Aaa=Vue.extend({//继承出来一个Vue类Aaa template:'<h3>我是标题3</h3>' }); var a=new Aaa();//a跟vm一样 console.log(a); var vm=new Vue({ el:'#box', data:{ bSign:true } }); </script> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> <script src="https://www.jb51.net/bower_components/vue/dist/vue.js"></script> <style> </style> </head> <body> <div> <aaa></aaa> </div> <script> var Aaa=Vue.extend({ template:'<h3>我是标题3</h3>' }); Vue.component('aaa',Aaa);//aaa是组建实例，全局组件 var vm=new Vue({ el:'#box', data:{ bSign:true } }); </script> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> <script src="https://www.jb51.net/bower_components/vue/dist/vue.js"></script> <style> </style> </head> <body> <div> <aaa></aaa> </div> <script> var Aaa=Vue.extend({ data(){ return { msg:'我是标题^^' }; }, template:'<h3>{{msg}}</h3>' }); Vue.component('aaa',Aaa); var vm=new Vue({ el:'#box', data:{ bSign:true } }); </script> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> <script src="https://www.jb51.net/bower_components/vue/dist/vue.js"></script> <style> </style> </head> <body> <div> <aaa></aaa> </div> <script> var Aaa=Vue.extend({ data(){ return { msg:'我是标题^^' }; }, methods:{ change(){ this.msg='changed' } }, template:'<h3 @click="change">{{msg}}</h3>' }); Vue.component('aaa',Aaa); var vm=new Vue({ el:'#box', data:{ bSign:true } }); </script> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> <script src="https://www.jb51.net/bower_components/vue/dist/vue.js"></script> <style> </style> </head> <body> <div> <aaa></aaa> </div> <script> var Aaa=Vue.extend({ template:'<h3>{{msg}}</h3>', data(){// es6语法，函数不写：，组件里面放数据: data必须是函数的形式，函数必须返回一个对象(json) return { msg:'ddddd' } } }); var vm=new Vue({ el:'#box', data:{ bSign:true }, components:{ //局部组件，放到某个组件内部，Vue.component('aaa',Aaa); aaa:Aaa } }); </script> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> <script src="https://www.jb51.net/bower_components/vue/dist/vue.js"></script> <style> </style> </head> <body> <div> <my-aaa></my-aaa> </div> <script> var Aaa=Vue.extend({ template:'<h3>{{msg}}</h3>', data(){ return { msg:'ddddd' } } }); var vm=new Vue({ el:'#box', data:{ bSign:true }, components:{ //局部组件 'my-aaa':Aaa } }); </script> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> <script src="https://www.jb51.net/bower_components/vue/dist/vue.js"></script> <style> </style> </head> <body> <div> <my-aaa></my-aaa> </div> <script> Vue.component('my-aaa',{//全局，公共的提出去 template:'<strong>好</strong>' }); var vm=new Vue({ el:'#box' }); </script> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> <script src="https://www.jb51.net/bower_components/vue/dist/vue.js"></script> <style> </style> </head> <body> <div> <my-aaa></my-aaa> </div> <script> var vm=new Vue({ el:'#box', components:{ //局部 'my-aaa':{ data(){ return { msg:'welcome vue' } }, methods:{ change(){ this.msg='changed'; } }, template:'<h2 @click="change">标题2->{{msg}}</h2>' } } }); </script> </body> </html>