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Vue-列表过滤排序

news 2025/6/10 10:10:49

列表过滤

基础环境

数据

persons: [{ id: "001", name: "刘德华", age: 19 },{ id: "002", name: "马德华", age: 20 },{ id: "003", name: "李小龙", age: 21 },{ id: "004", name: "释小龙", age: 18 },]

根据 名称模糊过滤

监听属性

代码

<!DOCTYPE html>
<html lang="en"><head><meta charset="UTF-8" /><title>列表过滤</title><!--  引入Vue  --><script type="text/javascript" src="../js/vue.js"></script><style>.base {padding: 5px;height: 100px;}</style></head><body><div id="root"><h1>列表过滤</h1><div><h2>数组</h2><input type="text" placeholder="请输入名称" v-model="filterName" /><ul><!-- :key="item.id" :key="index" --><li v-for="(item,index) in filterPersons" :key="item.id">{{index}}-{{item.id}}-{{item.name}}</li></ul></div></div></body><script type="text/javascript">Vue.config.productionTip = false; // 阻止vue在启动是生成生产提示const vm = new Vue({el: "#root",data: {name: "Vue 扛把子",persons: [{ id: "001", name: "刘德华", age: 19 },{ id: "002", name: "马德华", age: 20 },{ id: "003", name: "李小龙", age: 21 },{ id: "004", name: "释小龙", age: 18 },],filterName: "",filterPersons: [],},methods: {},watch: {filterName: {immediate: true,handler(newValue) {onsole.log("filterName new value => " + newValue);if (newValue === "") {this.filterPersons = this.persons;} else {this.filterPersons = this.persons.filter((item) => {return item.name.indexOf(newValue) > -1;});}},},},});</script>
</html>

效果

初始化

在这里插入图片描述

搜索 龙

在这里插入图片描述

清空

在这里插入图片描述

计算属性

代码

<!DOCTYPE html>
<html lang="en"><head><meta charset="UTF-8" /><title>列表过滤</title><!--  引入Vue  --><script type="text/javascript" src="../js/vue.js"></script><style>.base {padding: 5px;height: 100px;}</style></head><body><div id="root"><h1>列表过滤</h1><div><h2>数组</h2><input type="text" placeholder="请输入名称" v-model="filterName" /><ul><!-- :key="item.id" :key="index" --><li v-for="(item,index) in filterPersons" :key="item.id">{{index}}-{{item.id}}-{{item.name}}</li></ul></div></div></body><script type="text/javascript">Vue.config.productionTip = false; // 阻止vue在启动是生成生产提示const vm = new Vue({el: "#root",data: {name: "Vue 扛把子",persons: [{ id: "001", name: "刘德华", age: 18 },{ id: "002", name: "马德华", age: 20 },{ id: "003", name: "李小龙", age: 20 },{ id: "004", name: "释小龙", age: 18 },],filterName: ""},computed: {filterPersons(){console.log(" computed filterName value => " + this.filterName); return this.persons.filter((item) => {return item.name.indexOf( this.filterName) > -1;});}},methods: {},watch: {},});</script>
</html>

效果

初始化

在这里插入图片描述

搜索 华

在这里插入图片描述

清空

在这里插入图片描述

列表排序

基础环境

数据

persons: [{ id: "001", name: "刘德华", age: 19 },{ id: "002", name: "马德华", age: 20 },{ id: "003", name: "李小龙", age: 21 },{ id: "004", name: "释小龙", age: 18 },]

根据 年龄排序

计算属性

代码

<!DOCTYPE html>
<html lang="en"><head><meta charset="UTF-8" /><title>列表过滤</title><!--  引入Vue  --><script type="text/javascript" src="../js/vue.js"></script><style>.base {padding: 5px;height: 100px;}</style></head><body><div id="root"><h1>列表过滤</h1><div><h2>数组</h2><input type="text" placeholder="请输入名称" v-model="filterName" /><button @click="sortType='desc'">年龄逆序</button><button @click="sortType='asc'">年龄正序</button><button @click="sortType=''">年龄原序</button><ul><!-- :key="item.id" :key="index" --><li v-for="(item,index) in filterPersons" :key="item.id">{{index}}-{{item.id}}-{{item.name}}-{{item.age}}</li></ul></div></div></body><script type="text/javascript">Vue.config.productionTip = false; // 阻止vue在启动是生成生产提示const vm = new Vue({el: "#root",data: {name: "Vue 扛把子",persons: [{ id: "001", name: "刘德华", age: 19 },{ id: "002", name: "马德华", age: 20 },{ id: "003", name: "李小龙", age: 21 },{ id: "004", name: "释小龙", age: 18 },],filterName: "",sortType: ""},computed: {filterPersons() {console.log("computed filterName value => " + this.filterName);const arr = this.persons.filter((item) => {return item.name.indexOf(this.filterName) > -1;});if (this.sortType !== "") {console.log("computed sortType value => " + this.sortType);arr.sort((v1, v2) => {return this.sortType === "asc" ? v1.age - v2.age : v2.age - v1.age;});}return arr;},},methods: {},watch: {},});</script>
</html>