<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>列表排序</title>
<script type="text/javascript" src="../vue.js"></script>
</head>
<body>
<div id="root">
<!-- 遍历列表-->
<h2>人员列表</h2>
<input type="text" placeholder="输入关键词" v-model="keyword">
<button @click="sortType=2">年龄升序</button>
<button @click="sortType=1">年龄降序</button>
<button @click="sortType=0">原顺序</button>
<ul>
<li v-for="(data, index) in filterData" :key="data.id">
{{data.name}} - {{data.age}} - {{data.sex}}
</li>
</ul>
</div>
</body>
<script type="text/javascript">
Vue.config.productionTip = false
// 使用computed实现
const vm = new Vue({
el: "#root",
data: {
keyword: '',
sortType: 0, // 0-原顺序 1-年龄降序 2-年龄升序
listData: [
{id: 1, name: '马冬梅', age: 25, sex: '女'},
{id: 2, name: '周冬雨', age: 19, sex: '女'},
{id: 3, name: '周杰伦', age: 20, sex: '男'},
{id: 4, name: '温兆伦', age: 17, sex: '男'}
],
},
computed: {
filterData() {
const arr = this.listData.filter((p) => {
return p.name.indexOf(this.keyword) !== -1
})
if (this.sortType){
arr.sort((a,b) => {
return this.sortType === 1 ? b.age - a.age : a.age - b.age
})
}
return arr
}
}
})
</script>
</html>