前言

今天继续给大家带来vue知识的讲解

指令v-model

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="https://cdn.jsdelivr.net/npm/vue@2.7.14/dist/vue.js"></script>
</head>
<body>
    <div id="app">
      <input v-model="geyao">
    </div> 
   
    <script>
        const app=new Vue({
            el:"#app",
            data:{
                geyao:"1111"
            },
            methods:{
                changeData(count){
                    console.log("geyao")
                    this.data=this.data+count
                }
            }
        })
    </script>
</body>
</html>

运行结果

前端歌谣-第捌拾贰课-vue知识汇总_javascript