作业 —— day76

作业题目:

1.在作业1.html代码的基础上,引入vue.js文件,并实例化vm对象,绑定#goods元素

2.在作业1.html代码的基础上,默认中间弹出窗口隐藏起来,当用户点击"添加商品",显示弹出窗口

3.在作业1.html代码的基础上,当用户点击弹出窗口的"保存"或者"取消"按钮时,隐藏弹出窗

4.在作业2.html代码的基础上,把以下数据全部通过vue显示到页面中。

goods_list:[
	{"name":"python入门","num":27,"price":150},
	{"name":"python进阶","num":27,"price":100},
	{"name":"python高级","num":27,"price":75},
	{"name":"python研究","num":27,"price":60},
	{"name":"python放弃","num":27,"price":110},
]

5.在作业2.html代码的基础上,实现数据隔行换色效果,奇数行背景为#aaaaff,偶数行背景为#ffaaaa

作业1:

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
    #goods table{
        width: 600px;
        border:1px solid #000;
        border-collapse: collapse;
    }
    #goods td,#goods th{
        border: 1px solid #000;
    }
    #goods .box{
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        margin: auto;
        background-color: #eee;
        width: 280px;
        height: 160px;
        padding: 40px 80px;
    }
    </style>
    <script src="https://cdn.bootcdn.net/ajax/libs/vue/2.6.1/vue.js"></script>
</head>
<body>
    <div id="goods">
        <button @click="add_goods">添加商品</button>
        <table>
            <tr>
                <th>商品id</th>
                <th>商品标题</th>
                <th>商品数量</th>
                <th>商品价格</th>
                <th>操作</th>
            </tr>
            <tr>
                <td>12</td>
<!--                <td>python入门</td>-->
                <td>python入门</td>
                <td>
                    <button :disabled="disabled" @click="sub">-</button>
                    <input type="text" size="2" v-model="num">
                    <button @click="plus">+</button>
                </td>
                <td><input type="text" v-model="price"></td>
                <td>
                    <button>编辑</button>
                    <button>删除</button>
                </td>
            </tr>
            <tr>
                <td colspan="5">总计: {{total}}元</td>
            </tr>
        </table>
        <div class="box" v-show="ok">
            商品标题: <input type="text"><br><br>
            商品数量: <input type="text"><br><br>
            商品价格: <input type="text"><br><br>
            <button @click="hidden">保存</button>
            <button @click="hidden">取消</button>
        </div>

    </div>
    <script>
        let vm = new Vue({
            el: '#goods',
            data: {
                ok: false,
                total: 0,
                price: 0,
                disabled: true,
                num: 0,
            },
            methods: {
                add_goods(){
                    this.ok = true
                },
                hidden(){
                    this.ok = false
                },
                plus(){
                    this.num++ ;
                    this.total = this.price*this.num;
                    this.disabled = false
                },
                sub(){
                    if (this.num-- <= 1){
                        this.disabled = true;
                        this.total = this.price*this.num;
                    } else {
                        this.total = this.price*this.num;
                    }
                }
            }
        })
    </script>
</body>
</html>

作业2:

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
    #goods table{
        width: 600px;
        border:1px solid #000;
        border-collapse: collapse;
    }
    #goods td,#goods th{
        border: 1px solid #000;
    }
    </style>
    <script src="https://cdn.bootcdn.net/ajax/libs/vue/2.6.1/vue.js"></script>
</head>
<body>
    <div id="goods">
        <table>
            <tr>
                <th>商品标题</th>
                <th>商品数量</th>
                <th>商品价格</th>
            </tr>
            <tr v-for="item,index in goods_list" :bgcolor="index%2!=0?bg_single.color:bg_double.color">
                <td>{{item.name}}</td>
                <td>{{item.num}}</td>
                <td>{{item.price}}</td>
            </tr>
        </table>
    </div>
    <script>
        let vm = new Vue({
            el: '#goods',
            data: {
                goods_list: [
                    {"name": "python入门", "num": 27, "price": 150},
                    {"name": "python进阶", "num": 27, "price": 100},
                    {"name": "python高级", "num": 27, "price": 75},
                    {"name": "python研究", "num": 27, "price": 60},
                    {"name": "python放弃", "num": 27, "price": 110},
                ],
                bg_single: {
                    'color': '#ffaaaa',
                },
                bg_double: {
                    'color': '#aaaaff',
                },
            }
        })
    </script>
</body>
</html>
posted @ 2020-06-16 21:22  轻描丨淡写  阅读(215)  评论(0编辑  收藏  举报