代码
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<!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"> <anchored-heading :level="1" href="#hello-wold">Hello world!</anchored-heading> <anchored-heading :level="2" href="#hello-wold">Hello world!</anchored-heading> <anchored-heading :level="3" href="#hello-wold">Hello world!</anchored-heading> </div> </body> <script src="https://unpkg.com/vue/dist/vue.js"></script> <script type="text/x-template" id="anchored-heading-template"> <h1 v-if="level === 1"> <a :href="href"> <slot></slot> </a> </h1> <h2 v-else-if="level === 2"> <a :href="href"> <slot></slot> </a> </h2> <h3 v-else-if="level === 3"> <a :href="href"> <slot></slot> </a> </h3> <h4 v-else-if="level === 4"> <a :href="href"> <slot></slot> </a> </h4> <h5 v-else-if="level === 5"> <a :href="href"> <slot></slot> </a> </h5> <h6 v-else-if="level === 6"> <a :href="href"> <slot></slot> </a> </h6> </script> <script type="text/javascript"> Vue.component('anchored-heading', { template: '#anchored-heading-template', props: { level: { type: Number, required: true }, href: { type: String, default: '' } } }) var vm = new Vue({ el: '#app', data() { return {} } }) </script> </html>
运行结果