Two-way binding on the vue

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>
<body>
    <div id="test">
        <form action="/XXX" @submit.prevent="handleSubmit">
            <span>用户名: </span>
            <input type="text" v-model="username"><br>
            <span>密码:</span>
            <input type="password" v-model="pwd"><br>
            <span>性别:</span>
            <input type="radio" id="female" v-model="sex" value="">
            <label for="female"></label>
            <input type="radio" id="male" v-model="sex" value="">
            <label for="mnale"></label><br>
            <span>爱好:</span>
            <input type="checkbox" id="basket" v-model="likes" value="1">
            <label for="basket">篮球</label>
            <input type="checkbox" id="foot" v-model="likes" value="2">
            <label for="foot">足球</label>
            <input type="checkbox" id="pingpang" v-model="likes" value="3">
            <label for="pingpang">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 allCitys" :key="index">{{city.name}}</option>
            </select>
            <textarea name="" id="" cols="30" rows="10" v-model="textarea"></textarea>
            <input type="submit" value="提交">
        </form>
    </div>
</body>
    <script type="text/javascript"   src="../js/vue.js"></script>
    <script type="text/javascript">
        new Vue({
            el: '#test',
            data: {
                username: '',
                pwd: '',
                sex: '女',
                likes: ['1','3'],
                allCitys: [{id: 1, name: 'BJ'},{id: 2, name: 'SH'},{id: 3, name: 'SZ'}],
                cityId: '1',
                textarea: '1111111111111'
            },
            computed: {
               
            },
            methods: {
                handleSubmit(){
                    console.log(this.username + ' ' + this.pwd)
                }
            }
        })
    </script>
</html>

Description: This implements two requirements, the first one is to prevent a form of default event, the second is the value of the dynamic collection and select a variety of input and textarea of

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Origin blog.csdn.net/qq_36939013/article/details/90678620