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<!DOCTYPE html> <html> <script src="https://cdn.staticfile.net/angular.js/1.6.9/angular.min.js"></script> <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.$error.required">用户名是必填项。</span> </span> </p> <p>电子邮件：<br> <input type="email" name="email" ng-model="email" required> <span style="color:red" ng-show="myForm.email.$dirty && myForm.email.$invalid"> <span ng-show="myForm.email.$error.required">电子邮件是必填项。</span> <span ng-show="myForm.email.$error.email">无效的电子邮件地址。</span> </span> </p> <p> <input type="submit" ng-disabled="myForm.user.$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 = '比尔·盖茨'; $scope.email = 'bill.gates@gmail.com'; }); </script> </body> </html>