<!DOCTYPE html> <html lang="zh"> <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"> <script type="text/javascript" src="./vue.min.js"></script> <title></title> </head> <body> <div class='myDiv'> {{msg}} </div> <div class='yourDiv'> {{msg}} </div> <script type="text/javascript"> new Vue({ el:'.myDiv', data:{ msg:'hello vue!' } }) </script> </body> </html>
解释：
el:'.myDiv',
在el元素作用域下的才有效啊
效果：
