源代码 ：
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> <h2>验证实例</h2> <form ng-app="myApp" ng-controller="validateCtrl" name="myForm" novalidate> <p>用户名:<br> <input type="text" name="user" ng-model="user" required> <span style="color:red" ng-show="myForm.user.$dirty && myForm.user.$invalid"> <span ng-show="myForm.user.$error.required">用户名是必须的。</span> </span> </p> <p>邮箱:<br> <input type="email" name="email" ng-model="email" required> <span style="color:red" ng-show="myForm.email.$dirty && myForm.email.$invalid"> <span ng-show="myForm.email.$error.required">邮箱是必须的。</span> <span ng-show="myForm.email.$error.email">非法的邮箱地址。</span> </span> </p> <p> <input type="submit" ng-disabled="myForm.user.$dirty && myForm.user.$invalid || myForm.email.$dirty && myForm.email.$invalid"> </p> </form> <script> var app = angular.module('myApp', []); app.controller('validateCtrl', function($scope) { $scope.user = 'John Doe'; $scope.email = 'john.doe@gmail.com'; }); </script> </body> </html>
运行结果