vue点击按钮给商品按照价格进行倒叙

程序员文章站 2022-12-24 15:13:46

按照商品价格倒叙点击倒叙 {{list.name}} ------------ {{list.gdPrice}} ......

<!doctype html>
<html lang="en">
<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>按照商品价格倒叙</title>
    <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
</head>
<body>
    <div id="app">
        <button @click="sortbtn()">点击倒叙</button>
        <ul>
            <li v-for="(list, index) in goodlist" :key="index">{{list.name}} ------------ {{list.gdprice}}</li>
        </ul>
    </div>
    <script>
        var app = new vue({
            el: '#app',
            data() {
                return {
                    goodlist: [
                        {
                            name: '测试商品1',
                            gdprice: 600
                        },
                        {
                            name: '测试商品2',
                            gdprice: 700
                        },
                        {
                            name: '测试商品3',
                            gdprice: 800
                        }
                    ]
                }
            },
            methods: {
                sortbtn () {
                    console.log('sort')
                    this.goodlist.sort(this.sortmethods('gdprice'))
                },
                sortmethods (property) {
                    return function(a,b){
                        var value1 = a[property]
                        var value2 = b[property]
                        return value2 - value1
                    }
                }
            },
        })
    </script>
</body>
</html>

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