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September 25, 2017 03:11
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使用Vue2.4.2开发Todo应用Demo.
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Vue js 2.0</title> | |
| <link href="https://cdn.bootcss.com/bootstrap/4.0.0-beta/css/bootstrap.min.css" rel="stylesheet"> | |
| <style type="text/css"> | |
| .text-decoration{ | |
| text-decoration:line-through; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <nav class="navbar navbar-light bg-light"> | |
| <span class="h4" class="navbar-brand mb-0">Learn Vue js 2.0</span> | |
| </nav> | |
| <div id="app" class="container"> | |
| <div class="card"> | |
| <div class="card-header"><h4>My Todo List [ {{ todoCount }} ]</h4></div> | |
| <div class="card-body"> | |
| <ul class="list-group"> | |
| <li class="list-group-item" | |
| v-bind:class="{'text-muted text-decoration' : todo.computed}" | |
| v-for="(todo, index) in todos"> | |
| {{ todo.title }} | |
| <button v-on:click="deleteTodo(index)" | |
| class="btn btn-danger btn-sm float-right">Delete</button> | |
| <button v-on:click="toggleTodo(todo)" | |
| v-bind:class="[ todo.computed ? 'btn-warning' : 'btn-primary' ]" | |
| class="btn btn-sm float-right mr-2">{{ todo.computed ? 'Undo' : 'Computed' }}</button> | |
| </li> | |
| </ul> | |
| </div> | |
| <div class="card-footer"> | |
| <form v-on:submit.prevent="addTodo(newTodo)"> | |
| <div class="col-lg-6"> | |
| <div class="input-group"> | |
| <input type="text" v-model="newTodo.title" class="form-control" placeholder="Add Todo"> | |
| <span class="input-group-btn"> | |
| <button class="btn btn-secondary">Add Todo</button> | |
| </span> | |
| </div> | |
| </div> | |
| </form> | |
| </div> | |
| </div> | |
| </div> | |
| </body> | |
| <script src="https://cdn.bootcss.com/vue/2.4.2/vue.js"></script> | |
| <script type="text/javascript"> | |
| new Vue({ | |
| el: '#app', | |
| data: { | |
| todos: [{id: 1, title: 'Learn VueJs2.0.', computed: false}, {id: 2, title: 'Study English.', computed: true},], | |
| newTodo: {id: null, title: '',computed: false} | |
| }, | |
| computed: { | |
| todoCount() { | |
| return this.todos.length; | |
| } | |
| }, | |
| methods: { | |
| addTodo(newTodo) { | |
| if(!newTodo.title) { | |
| alert('请输入内容'); | |
| return ; | |
| } | |
| this.todos.push(newTodo) | |
| this.newTodo = {id: null, title: '',computed: false} | |
| }, | |
| deleteTodo(index) { | |
| this.todos.splice(index, 1); | |
| }, | |
| toggleTodo(todo) { | |
| todo.computed = ! todo.computed | |
| } | |
| } | |
| }) | |
| </script> | |
| </html> |
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