源代码 ：
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Vue 测试实例 - 开源教程(ossoft.cn)</title> <script src="https://cdnjs.cloudflare.com/ajax/libs/vue/3.0.5/vue.global.js"></script> </head> <body> <div id="app"> <div v-runoob="{ name: '开源教程', url: 'www.ossoft.cn' }"></div> </div> <script> const app = Vue.createApp({}) app.directive('runoob', (el, binding, vnode) => { console.log(binding.value.name) // => "开源教程" console.log(binding.value.url) // => "www.ossoft.cn" var s = JSON.stringify el.innerHTML = s(binding.value) }) app.mount('#app') </script> </body> </html>
运行结果