angularjs表单

<form ng-app="myApp" ng-controller="validateCtrl" name="myForm" novalidate>

<p>用户名: <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: <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。</span>
</span>
</p>

</form>
<script>
var app=angular.module('myApp',[]);
app.controller('validateCtrl',function($scope){
$scope.user='hyt';
$scope.email='thisishyt@qq.com';
});
</script>