lovecoding
/
web0715


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <div id="app">
      <h2>关键字搜索：<input type="text" v-model="keywords" /></h2>
      <ul>
        <li v-for="(item,index) in newList" :key="index">
          {{index+1}}-我叫{{item.name}}--今年{{item.age}}--是一个{{item.sex}}孩
        </li>
      </ul>
      <button @click="sortType = 1">升序</button><br /><br />
      <button @click="sortType = 2">降序</button><br /><br />
      <button @click="sortType = 0">默认排序</button>
    </div>
    <script src="./vue.js"></script>
    <script>
      var app = new Vue({
        data: {
          arr: [
            {
              name: "LiLi",
              age: 10,
              sex: "女",
            },
            {
              name: "John",
              age: 17,
              sex: "男",
            },
            {
              name: "Lucy",
              age: 22,
              sex: "女",
            },
            {
              name: "Jack",
              age: 20,
              sex: "男",
            },
            {
              name: "孙悟空",
              age: 33,
              sex: "男",
            },
            {
              name: "猪八戒",
              age: 30,
              sex: "男",
            },
          ],
          keywords: "",
          sortType: 0,
          List: [],
        },
        computed: {
          newList() {
            this.List = this.arr.filter((item) => {
              return item.name.indexOf(this.keywords) !== -1;
            });
            if (this.sortType) {
              this.List.sort((a,b) => {
               return this.sortType == 1 ? a.age - b.age : b.age - a.age;
              })
            }
            return this.List;
          },
        },
      }).$mount("#app");
    </script>
  </body>
</html>