147 lines
3.6 KiB
HTML
147 lines
3.6 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 name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Document</title>
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<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
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</head>
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<body>
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<div class="app">
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<l-header @tzhaha="getChildren" :item-list="FList"></l-header>
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<p> {{ UserName | test}}</p>
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<h2 ref="sb">{{hello}}</h2>
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<div class="name">
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<input type="text" @input="checkUserName" v-check="UserName" v-model="UserName" placeholder="用户名">
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<span>{{tips}}</span>
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</div>
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<l-foote>
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<template v-slot:left>
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<span>左边图标</span>
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</template>
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<template v-slot:right>
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<span>我的</span>
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</template>
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</l-foote>
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</div>
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</body>
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<script>
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var PageParams = {
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data: {
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mixinsOne: 'mixinsOne',
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params: {
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page: 1,
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limit: 10
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}
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},
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}
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Vue.component('l-foote',{
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template: `
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<div>
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<slot name="left"></slot>
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<l-header @tzhaha="test" :item-list="[3,4,5,6,7,8,9]">></l-header>
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<h2>底部版权</h2>
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<slot name="right"></slot>
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</div>
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`,
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methods: {
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test() {
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alert("1111")
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}
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}
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})
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// 子组件
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Vue.component('l-header',{
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props: {
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itemList: {
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type: Array,
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default: [1,2]
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}
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},
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template: `<ul>
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<li v-for="item in itemList">{{ item }}</li>
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<button @click="TzFather">下一页</button>
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</ul>`,
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data() {
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return {
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list: ['344','3435','5668']
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}
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},
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methods: {
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TzFather() {
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this.$emit("tzhaha",11)
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}
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}
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})
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// 父组件
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// v-lb
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vm = new Vue({
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el: '.app',
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mixins: [PageParams],
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data: {
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hello: '11',
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UserName: 'dewrdewfeetgrttwefergrthr',
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tips: '',
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FList: ['09','sds','去的汪峰的']
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},
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filters: {
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test(val) {
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return val.substring(0,4)+"..."
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}
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},
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directives: {
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check: {
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inserted(el, bind) {
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console.log(bind);
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document.title = bind.expression
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}
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}
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},
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beforeCreate() {
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// console.log("beforeCreate");
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// console.log(this.hello);
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},
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created() {
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// console.log("111: ",this.$refs.sb);
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// console.log(this.hello);
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},
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mounted() {
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// console.log(this.$refs.sb);
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// console.log(this.hello);
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// this.mixins222()
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},
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methods: {
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getChildren(val) {
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alert("父组件收到的数值为："+val)
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},
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checkUserName() {
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if (this.UserName.length <6){
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this.tips = "用户名不能少于6个字符"
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} else {
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this.tips = ""
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}
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}
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},
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watch: {
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hello(newVal, oval) {
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// console.log("newVal: ", newVal);
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// console.log("oval: ", oval);
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}
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},
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computed: {
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test() {
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return "22222"
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}
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}
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})
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</script>
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</html> |