10-Vue.js/code/2-Vue组件/11-作用域插槽的用法.html

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <script src="./lib/vue.js"></script>
    <style>
        .current {
            color: red;
        }
    </style>
</head>

<body>
    <div id="app">
        <fruit-list :fruitlist="fruitlist">
            <template slot-scope="slotProps">
          <span class="current" v-if="slotProps.info.id === 3">
            {{slotProps.info.name}}
          </span>
          <span v-else>{{slotProps.info.name}}</span>
        </template>
        </fruit-list>
    </div>
    <script>
        // 作用域插槽应用场景：父组件对子组件的内容进行加工处理
        // slot就是放置组件插槽的
        Vue.component("fruit-list", {
            props: ["fruitlist"],
            template: `
            <ul>
                <li :key="item.id" v-for="item in fruitlist">
                    <slot :info="item">
                        {{item.name}}
                    </slot>
                </li>
            </ul>
            `,
        });
        const vm = new Vue({
            el: "#app",
            data: {
                fruitlist: [{
                    id: 1,
                    name: "apple",
                }, {
                    id: 2,
                    name: "orange",
                }, {
                    id: 3,
                    name: "bannana",
                }, ],
            },
            methods: {},
        });
    </script>
</body>

</html>