Home  • Programming • Angular

HTML Form Validation using AngularJS

validation with angularJS
<!DOCTYPE html>
<html>
<script src="http://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular.min.js"></script>
<body>

<h2>Validation Example</h2>

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

<p>Username:<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">Username is required.</span>
  </span>
</p>

<p>Email:<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.$error.required">Email is required.</span>
  <span ng-show="myForm.email.$error.email">Invalid email address.</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>

Comments 1


Property	Class	Description
$valid	ng-valid	Boolean Tells whether an item is currently valid based on the rules you placed.
$invalid	ng-invalid	Boolean Tells whether an item is currently invalid based on the rules you placed.
$pristine	ng-pristine	Boolean True if the form/input has not been used yet.
$dirty	ng-dirty	Boolean True if the form/input has been used.
$touched	ng-touched	Boolean True if the input has been blurred.
Copyright © 2024. Powered by Intellect Software Ltd