vue增删改查

<!DOCTYPE html>
<html >

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>{{title}}</title>
    <link rel="stylesheet" href="plus/bootstrap-3.3.7-dist/css/bootstrap.min.css">
    <link rel="stylesheet" href="css/index.css">
    <script src="plus/jquery.min.js"></script>
    <script src="plus/bootstrap-3.3.7-dist/js/bootstrap.min.js"></script>
    <script src="plus/vue.min.js"></script>
    <script src="plus/axios.min.js"></script>
</head>

<body>
    <div class="container" >
        <div class="row">
            <div class="col-lg-12">
                <form class="form-inline" >
                    <div class="form-group">
                        <label for="title">标题</label>
                        <input type="text" class="form-control"  v-model="title" placeholder="请输入标题">
                    </div>
                    <button type="button" class="btn btn-default" v-on:click="saveTitle">保存</button>
                </form>
            </div>
        </div>
        <div class="row">
            <div class="col-lg-12 h3 text-info">章节信息</div>
        </div>
        <div class="row">
            <div class="col-lg-8">
                <table class="table table-bordered table-hover text-center">
                    <tr class="text-info">
                        <td>#</td>
                        <td>标题</td>
                        <td><span class="glyphicon glyphicon-pencil"></span></td>
                    </tr>
                    <tr class="text-center" v-for="(item, index) in titles">
                        <td><span v-text="index+1"></span></td>
                        <td>
                            <span v-show="xiugai || item.show" v-text="item.name"></span>
                            <input v-show="xiugai===false && index===currindex " type="text " v-model="item.name "></input>
                        </td>
                        <td>

                            <button v-show="xiugai" type="button " class="btn btn-info btn-sm " v-on:click="updateMsg(index, item) ">修改</button>
                            <button v-show="xiugai===false && index===currindex" type="button " class="btn btn-info btn-sm " v-on:click="saveMsg(index, item.name) ">保存</button>
                            <button type="button" v-on:click="newIndex=index" class="btn btn-sm btn-danger" data-toggle="modal" data-target="#layer">删除</button></td>
                    </tr>
                    <tr v-show="titles.length!=0">
                        <td colspan="4" class="text-right"><input type="button" @click="newIndex=-1" data-toggle="modal" data-target="#layer" value="删除全部" class="btn btn-sm btn-danger" /> </td>
                    </tr>
                    <tr>
                        <td colspan="4" class="text-center" v-show="titles.length==0">
                            暂无数据...
                        </td>
                    </tr>
                </table>
            </div>
        </div>

        <!--模态框-->
        <div role="dialog" class="modal fade" >
            <div class="modal-dialog modal-sm">
                <div class="modal-content">
                    <div class="modal-header">
                        <button class="close" data-dismiss="modal"><span>&times;</span></button>
                        <h4 class="modal-title">确认删除吗?</h4>
                    </div>
                    <div class="modal-body text-right">
                        <button class="btn btn-primary btn-sm" data-dismiss="modal">取消</button>
                        <button class="btn btn-danger btn-sm" v-on:click="deleteMsg(newIndex)" data-dismiss="modal">确定</button>
                    </div>
                </div>
            </div>
        </div>

    </div>
    <!--container-->
</body>
<script>
    var app = new Vue({
        el: '#vuechek',
        data: {
            title: '',
            titles: [],
            newIndex: -100,
            currindex: -1,
            xiugai: true
        },
        methods: {
            saveTitle: function() {
                axios.post('/add', {
                        title: this.title
                    })
                    .then(function(response) {
                        app.titles.push({
                            name: response.data,
                            show: true,
                        });
                    })
                    .catch(function(error) {
                        console.log(error);
                    });
            },
            deleteMsg: function(n) {

                // alert(n);
                if (n == -1) {
                    this.titles.splice(0, this.titles.length);
                }
                this.titles.splice(n, 1);
                // this.titles.splice(this.newIndex, 1); //也可以
            },
            saveMsg(index, item) {
                this.currindex = -1;
                this.xiugai = true;
                console.log('我点了保存', index, item);
            },
            updateMsg: function(n, item) {
                item.show = false;
                this.currindex = n;
                this.xiugai = false;
                console.log('我点了 修改', this.msg);
            }
        }
    });
</script>

</html>