77 lines
2.3 KiB
Vue
77 lines
2.3 KiB
Vue
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<template>
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<fieldset>
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<legend>数组对象遍历</legend>
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<ul>
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<li v-for="(item,index) in items">
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{{index+1}}-{{item.bookName}}-{{item.press}}-{{item.author}}
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</li>
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</ul>
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</fieldset>
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<fieldset>
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<legend>某一范围内数字遍历</legend>
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<span v-for="number in 20">{{number}} </span>
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</fieldset>
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<fieldset>
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<legend>对象的属性遍历</legend>
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<p>
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<span v-for="(value,key,index) in teacher">
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{{index}}-{{key}}-{{value}}
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</span>
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</p>
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</fieldset>
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<fieldset>
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<legend>普通数组遍历</legend>
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<p>
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<span v-for="(value,index) in array">{{index}}-{{value}}</span>
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</p>
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</fieldset>
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<fieldset>
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<legend>绑定key对象数组遍历</legend>
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<label>序号:</label
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><input type="text" v-model="id" placeholder="输入序号" />
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<label>姓名:</label
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><input type="text" v-model="name" placeholder="输入姓名" />
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<button type="button" v-on:click="addStudent">添加学生名单</button>
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<p v-for="user in students" v-bind:key="user.id">
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<input type="checkbox" /> {{user.id}}--{{user.name}}
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</p>
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</fieldset>
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</template>
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<script setup lang="ts">
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import {ref } from "vue";
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const items = ref([
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{
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bookName: "计算机网络",
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press: "清华社",
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author: "张功萱",
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},
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{
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bookName: "Vue.js前端框架技术与实战",
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press: "清华社",
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author: "储久良",
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},
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{
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bookName: "HTML+CSS+JavaScript页面设计",
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press: "电子社",
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author: "王大松",
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},
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])
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const teacher=ref({
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name: "储久良",
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no: "12004004",
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age: 56,
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})
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const array = ref([356, 324, 124, 334, 36, -234])
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const students = ref([
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{ id: 1, name: "李春进" },
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{ id: 2, name: "张大明" },
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])
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const id = ref(0)
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const name = ref("")
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const addStudent = ()=>{
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students.value.unshift({id:id.value,name:name.value})
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}
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</script>
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