Vue插槽slot的使用

vue

发布日期: 2021-06-24

更新日期: 2026-04-15

文章字数: 250

阅读时长: 1 分

阅读次数:

vue官方文档：https://cn.vuejs.org/v2/guide/components-slots.html

<!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>Document</title>
    </head>
    <body>
        <div id="app">
            <one>
                <h1 slot="header">333333</h1>
            </one>
        </div>
    </body>
</html>
<template id="one">
    <div>
        <slot name="header">默认内容2222</slot>
    </div>
</template>
<script src="https://cdn.bootcdn.net/ajax/libs/vue/3.1.1/vue.cjs.js"></script>
<script>
    Vue.component("one", {
        template: "#one",
    });
    var vue = new Vue({
        el: "#app",
    });
</script>

父组件

<template>
    <div class="about">
        <h1>This is an about page</h1>
        <hr />
        <aboutCom ref="aboutCom">
            <template v-slot:header>
                <h1></h1>
            </template>
        </aboutCom>
    </div>
</template>
<script>
    import aboutCom from "../components/aboutCom.vue";
    import aboutComChild from "../components/aboutComChild.vue";
    export default {
        components: {
            aboutCom,
            aboutComChild,
        },
    };
</script>

子组件

<template>
    <div>
        <h2>这是about的子组件</h2>
        <slot name="header">默认内容222222222</slot>
        <hr />
        <aboutComChild ref="aboutComChild"></aboutComChild>
    </div>
</template>
<script>
    import aboutComChild from "./aboutComChild.vue";
    export default {
        components: {
            aboutComChild,
        },
    };
</script>