#Vuejs处理列表数据
v-for小实例 vue/09.v-for.html
```
<style>
*{ margin: 0; padding: 0; }
body{ margin: 50px; }
ul{ list-style: none; }
button{ border: none; padding: 5px; color: #FFF; }
</style>
<div id="app">
<ul>
<li v-for="task in tasks">{{ task }}</li>
</ul>
</div>
<script src="vue.js"></script>
<script>
new Vue({
el: "#app",
data: {
tasks: [
'go to the movie',
'learn vue js in action',
'go to the shop'
]
}
});
</script>
```
:class小实例 vue/10.class.html
```
<style>
*{ margin: 0; padding: 0; }
body{ margin: 50px; }
ul{ list-style: none; }
button{ border: none; padding: 5px; color: #FFF; }
.completed{ text-decoration: line-through; }
</style>
<div id="app">
<ul>
<li :class="task.completed ? 'completed' : ''" v-for="task in tasks">{{ task.body }}</li>
</ul>
</div>
<script src="vue.js"></script>
<script>
new Vue({
el: "#app",
data: {
tasks: [
{body:'go to the movie', completed:false},
{body:'learn vue js in action', completed:true},
{body:'go to the shop', completed:false}
]
}
});
</script>
```
或
```
<style>
*{ margin: 0; padding: 0; }
body{ margin: 50px; }
ul{ list-style: none; }
button{ border: none; padding: 5px; color: #FFF; }
.completed{ text-decoration: line-through; }
</style>
<div id="app">
<ul>
<li :class="['truely', 'sun', task.completed ? 'completed' : '']" v-for="task in tasks">{{ task.body }}</li>
</ul>
</div>
<script src="vue.js"></script>
<script>
new Vue({
el: "#app",
data: {
tasks: [
{body:'go to the movie', completed:false},
{body:'learn vue js in action', completed:true},
{body:'go to the shop', completed:false}
]
}
});
</script>
```
或
```
<style>
*{ margin: 0; padding: 0; }
body{ margin: 50px; }
ul{ list-style: none; }
button{ border: none; padding: 5px; color: #FFF; }
.completed{ text-decoration: line-through; }
</style>
<div id="app">
<ul>
<li :class="{'completed':task.completed}" v-for="task in tasks">{{ task.body }}</li>
</ul>
</div>
<script src="vue.js"></script>
<script>
new Vue({
el: "#app",
data: {
tasks: [
{body:'go to the movie', completed:false},
{body:'learn vue js in action', completed:true},
{body:'go to the shop', completed:false}
]
}
});
</script>
```
简单版todo应用 vue/11.sample-todo.html
```
<style>
*{ margin: 0; padding: 0; }
body{ margin: 50px; }
ul{ list-style: none; }
button{ border: none; padding: 5px; color: #FFF; }
.completed{ text-decoration: line-through; }
</style>
<div id="app">
<ul>
<li v-on:click="toggleTasks(task)" :class="{'completed':task.completed}" v-for="task in tasks">{{ task.body }}</li>
</ul>
</div>
<script src="vue.js"></script>
<script>
new Vue({
el: "#app",
data: {
tasks: [
{body:'go to the movie', completed:false},
{body:'learn vue js in action', completed:true},
{body:'go to the shop', completed:false}
]
},
methods: {
toggleTasks: function (task) {
task.completed = !task.completed;
}
}
});
</script>
```
注：vue 1.0.14 这个版本v-class不能用，需要使用:class
