<!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <meta content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> <!-- Vue.js --> <script src="https://cdn.bootcss.com/vue/2.5.16/vue.min.js"></script> </head> <body> <div> <p v-if="show">显示这段文本</p> </div> </body> </html> <script> //当数据show的值为true时，p元素会被插入，为false时会被移除 var myData = { show:true }; var app = new Vue({ el:'#app', data:myData, }) </script>
此处的v-if判断show为true，正常显示P元素文本，如下图所示：
