用到的知识点有循环读出列表 v-for map 或 vue.set
<!DOCTYPE html>
<html ng-app="app">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>点击显示隐藏</title>
</head>
<style type="text/css">
.item {
border:1px solid #333;
padding:10px 20px;
margin:5px;
background-color: #f5f5f5;
}
.item-bd {
display: none;
}
.item.open .item-bd {display: block;}
</style>
<body>
<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/2.0.3/vue.js"></script>
<div id="list">
<div class="item" v-for="(item, index) in items" @click="toggle(item)" :class="{'open':item.show}">
<div class="item-hd">{{index+1}}</div>
<div class="item-bd">{{item.content}}</div>
</div>
</div>
<script type="text/javascript">
var data = [{
content: 'aaaaaaaaaa',
}, {
content: 'bbbbbbbbbb',
}, {
content: 'cccccccccc',
}];
data.map(function(item){
item.show = false;
});
new Vue({
el: '#list',
data : {
items: data
},
methods: {
toggle: function(item) {
item.show = !item.show;
}
}
})
</script>
</body>
</html>
<!DOCTYPE html>
<html ng-app="app">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>点击显示隐藏</title>
</head>
<style type="text/css">
.item {
border:1px solid #333;
padding:10px 20px;
margin:5px;
background-color: #f5f5f5;
}
.item-bd {
display: none;
}
.item.open .item-bd {display: block;}
</style>
<body>
<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/2.0.3/vue.js"></script>
<div id="list">
<div class="item" v-for="(item, index) in items" @click="toggle(item)" :class="{'open':item.show}">
<div class="item-hd">{{index+1}}</div>
<div class="item-bd">{{item.content}}</div>
</div>
</div>
<script type="text/javascript">
var data = [{
content: 'aaaaaaaaaa',
}, {
content: 'bbbbbbbbbb',
}, {
content: 'cccccccccc',
}];
data.map(function(item){
item.show = false;
});
new Vue({
el: '#list',
data : {
items: [{
content: 'aaaaaaaaaa',
}, {
content: 'bbbbbbbbbb',
}, {
content: 'cccccccccc',
}]
},
methods: {
toggle: function(item) {
Vue.set(item,'show',this.show=!this.show);
}
}
})
</script>
</body>
</html>