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<!DOCTYPE html> <html> <script src="https://cdn.staticfile.net/angular.js/1.6.9/angular.min.js"></script> <body> <div ng-app="myApp" ng-controller="myCtrl"> 名字: <input ng-model="firstname"> <h1>{{firstname}}</h1> </div> <script> var app = angular.module('myApp', []); app.controller('myCtrl', function($scope) { $scope.firstname = "Bill"; $scope.lastname = "Gates"; }); </script> <p>在输入框中更改名字，模型数据将自动更新，因此标题的值也会相应更改。</p> </body> </html>