手记

vue学习总结

前端页面开启
点击nginx.exe
输入http://www.xuecheng.com/vuetest/vue_01.html

主要介绍以下指令
  • v-model:数据双向绑定
  • v-text数据闪烁解决
  • v-bind:dom属性绑定
  • v-on:事件处理
  • v-for:遍历数据
  • v-if:逻辑判断
代码示例
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>vue.js测试程序</title>

</head>
<body>
<div id="app">
  <!--{{name}}-->
  <a :href="url">百度地址</a>
  <span v-text="name"></span>
  <input type="text" v-model="num1">+

  <input type="text" v-model="num2">=
  <!--{{Number.parseInt(num1)+Number.parseInt(num2)}}-->
  <span v-text="result"></span>
  <button v-on:click="change"> 计算</button>
  <div :>vue学习</div>
  <div>
    <!--遍历集合 -->
    <ul>
    <li v-for="(item,index) in list" :key="index" v-if="index % 2==0">{{index}} --- {{item}} </li>
    </ul>
    <ul>
    <li v-for="(value,key) in user" :key="key" >{{key}} --- {{value}} </li>
    </ul>
    <ul>
    <li v-for="(item,index) in userList" :key="index" >
      <div v-if="item.name == '张三'" >  {{item.name}}---{{item.age}} </div>
      <div v-else=""> {{index}} --- {{item.name}}--- {{item.age}} </div>
       </li>
    </ul>
  </div>
</div>
</body>
<script src="vue.min.js"></script>
<script>
  var VM=new Vue({
    el:"#app",
    data:{
      name:"vueDemo",
      num1:3,
      num2:1,
      result:0,
      url:"www.baidu.com",
      size:21,
      list:[1,2,3,4,5],
      user:{name:"张三",age:10},
      userList:[
        {name:"张三",age:10},
        {name:"张三1",age:11},
        {name:"张三2",age:12},
        {name:"张三3",age:13},
      ]
    },
    methods:{
      change:function () {
        this.result=Number.parseInt(this.num1)+Number.parseInt(this.num2)
      }
    }
  })
</script>
</html>
页面效果

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