v-model 指令在表单控件元素上创建双向数据绑定。它会根据控件类型自动选取正确的方法来更新元素。
v-model 并不关心表单控件初始化所生成的值。因为它会选择 Vue 实例数据来作为具体的值
<template> <!-- 表单数据自动收集 --> <div> <form action="/xx" @submit.prevent="handleSubmit"> <span>用户名:</span> <input type="text" v-model="username" /> <br /> <span>密码:</span> <input type="password" v-model="password" /> <br /> <span>性别:</span> <input type="radio" value="女" id="female" v-model="sex" /> <label for="female">女</label> <input type="radio" value="男" id="male" v-model="sex" /> <label for="male">男</label> <br /> <span>爱好:</span> <input type="checkbox" id="basket" value="basket" v-model="likes" /> <label for="basket">篮球</label> <input type="checkbox" id="foot" value="foot" v-model="likes" /> <label for="foot">足球</label> <input type="checkbox" id="pingpangball" value="pingpangball" v-model="likes" /> <label for="pingpangball">乒乓球</label> <br /> <span>城市:</span> <select v-model="cityId"> <option value>未选择</option> <option :value="city.id" v-for="(city,index) in citys " :key="index">{{city.name}}</option> <br /> </select> <br /> <span>介绍</span> <textarea cols="30" rows="10" v-model="desc"></textarea> <br /> <input type="submit" value="注册" /> </form> </div> </template> <script> export default { data() { return { username: ‘‘, password: ‘‘, sex: ‘女‘, likes: [], citys: [ { id: 1, name: ‘jack‘ }, { id: 2, name: ‘tom‘ }, { id: 3, name: ‘long‘ } ], cityId: ‘‘, desc: ‘‘ }; }, methods: { handleSubmit() { console.log( this.username, this.password, this.sex, this.likes, this.cityId, this.desc ); } } }; </script> <style lang="less"> </style>
原文:https://www.cnblogs.com/recommencer/p/12774927.html