77 lines
1.7 KiB
HTML
77 lines
1.7 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Document</title>
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</head>
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<body>
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<div class="app">
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<v-header @change="getData"></v-header>
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测试文字
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<f></f>
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</div>
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</body>
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<!-- <script src="https://cdn.jsdelivr.net/npm/vue@2.6.14"></script>不会报错的 -->
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<script src="https://cdn.jsdelivr.net/npm/vue@2.6.14/dist/vue.js"></script>
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<script>
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Vue.component('v-header',{
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template: `
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<h2 @click="submit">{{title}}</h2>
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`,
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// props:['title'],
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props:{
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title:{
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// 默认值
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default:'这是默认标题大大大',
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//限制输入的类型
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type:String
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}
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},
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data(){
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return{
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list:"这是子组件的数据啊啊啊啊 "
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}
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},
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created(){
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console.log("公告头部的生命周期");
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console.log(this.$parent.$data.text);
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},
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methods:{
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submit(){
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this.$emit("change",this.list)
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}
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}
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})
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//局部组件
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var footer = {
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template:`
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<h2>{{title}}</h2>
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`,
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data(){
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return{
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title:'公告底部'
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}
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},
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created(){
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}
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}
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new Vue({
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el:'.app',
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data:{
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text:''
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},
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methods:{
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getData(val){
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console.log('这是父组件的数据',val);
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}
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},
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components:{
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"f":footer
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},
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})
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</script>
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</html> |