表单的绑定一般使用v-model
进行双向绑定
1.文本
<p>姓名为: {{ name }}</p>
<input v-model="name" placeholder="输入姓名" />
2.文本框
<span>评论:</span>
<p style="white-space: pre-line;">{{ message }}</p>
<textarea v-model="message" placeholder="请输入你的评论"></textarea>
3.复选框
<template>
<div>已选车辆: {{ cars }}</div>
<input type="checkbox" id="bc" value="奔驰" v-model="cars" />
<label for="bc">奔驰</label>
<input type="checkbox" id="bm" value="宝马" v-model="cars" />
<label for="bm">宝马</label>
<input type="checkbox" id="lbjn" value="兰博基尼" v-model="cars" />
<label for="lbjn">兰博基尼</label>
</template>
<script setup name="App">
import { ref } from "vue";
let cars=ref([])
</script>
<style scoped></style>
4.选择器
单选:
<div>选择: {{ picked }}</div>
<input type="radio" id="one" value="One" v-model="picked" />
<label for="one">One</label>
<input type="radio" id="two" value="Two" v-model="picked" />
<label for="two">Two</label>
多选:
<div>选择: {{ selected }}</div>
<select v-model="selected" multiple>
<option>A</option>
<option>B</option>
<option>C</option>
</select>