点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <script src="https://cdn.staticfile.org/angular.js/1.4.6/angular.min.js"></script> </head> <body> <div ng-app=""> <form> First Name: <input type="text" ng-model="firstname"> </form> <h1>你输入的内容为: {{firstname}}</h1> </div> <p>修改输出框的内容，显示信息也会跟着变化。</p> </body> </html>
运行结果
