vue hello
<!DOCTYPE html> <html lang="en" dir="ltr"> <head> <meta charset="utf-8"> <title>index title</title> <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script> </head> <body> <div id="app"> {{msg}} </div> <script type="text/javascript"> var app = new Vue({ el: '#app', data: { msg: 'Hello Vue!' } }) </script> </body> </html>