详解vue添加删除元素的方法
程序员文章站
2022-07-03 21:54:10
相关版实例代码如下：
相关版实例代码如下：
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>vue实例：添加删除元素r</title>
<style type="text/css">
.form-group{
margin:10px;
}
.form-group>label{
display: inline-block;
width: 5rem;
text-align: right;
}
</style>
</head>
<body>
<div id="app">
<div class="form-group">
<label>name:</label>
<input type="text" name="" v-model='newitems.name'>
</div>
<div class="form-group">
<label>age:</label>
<input type="text" name="" v-model='newitems.age'>
</div>
<div class="form-group">
<label>sex:</label>
<select v-model='newitems.sex'>
<option value="男">男</option>
<option value="女">女</option>
</select>
</div>
<div class="form-group">
<label></label>
<button v-on:click = 'addperson'>create</button>
</div>
<table>
<thead>
<tr>
<th>name</th>
<th>age</th>
<th>sex</th>
<th>delete</th>
</tr>
</thead>
<tbody>
<tr v-for="item in items"><!--v-for-->
<td>{{item.name}}</td>
<td>{{item.age}}</td>
<td>{{item.sex}}</td>
<td><button @click="deleteperson($index)">delete</button></td>
</tr>
</tbody>
</table>
</div>
</body>
<script src="vue.js"></script>
<script type="text/javascript">
var vm = new vue({
el:'#app',
data:{
newitems:{
name:'',
age:'18',
sex:'女'
},//newitems默认的
items:[{
name:'lily',
age:18,
sex:'女'
},{
name:'lily',
age:18,
sex:'女'
},{
name:'lily',
age:18,
sex:'女'
},{
name:'lily',
age:18,
sex:'女'
},{
name:'lily',
age:18,
sex:'女'
}]
},
methods:{
addperson:function(){
this.items.push(this.newitems)//往items中添加newitems
this.newitems = {name:'',age:'18',sex:'女'}
},//添加元素
deleteperson: function(index){
// 删一个数组元素
this.items.splice(index,1);
}
}
})
</script>
</html>
大家可以测试以下，感谢大家对的支持。