<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta http-equiv="x-ua-compatible" content="ie=edge">
<title>demo04</title>
<link rel="stylesheet" href="../css/base/bootstrap.min.css" rel="external nofollow" >
<link rel="stylesheet" href="../css/base/common.css" rel="external nofollow" >
</head>
<body>
<div class="container mt15" id="ul-lists">
<ul class="list-group" v-for="item in items">
<li class="list-group-item">
<span class="label label-default label-pill pull-right" v-on:click="removeTodo($index)">×</span>
{{item.text}} {{$index}}
</li>
</ul>
<p class="mt15">
<button type="button" class="btn btn-info" v-on:click="addAtLast($index)">在末尾增加一项</button>
<button type="button" class="btn btn-secondary" v-on:click="deleteAtTop($index)">删除第一项</button>
<button type="button" class="btn btn-secondary" v-on:click="deleteAtBottom($index)">删除最后一项</button>
</p>
</div>
<script src="../js/base/vue.js"></script>
<script src="../js/base/jquery.min.js"></script>
<script src="../js/base/bootstrap.min.js"></script>
<script>
new Vue({
el: '#ul-lists',
data: {
items: [
{ text: 'item' },
{ text: 'item' },
{ text: 'item' }
]
},
methods: {
removeTodo: function (index){
this.items.splice(index, 1)
},
addAtLast: function(index){
this.items.push({ text: 'item' })
},
deleteAtTop: function(index){
this.items.shift();
},
deleteAtBottom: function(index){
this.items.pop();
}
}
});
</script>
</body>
</html>
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