AngularJS: API: ng/directive/ngSubmit


ngSubmit

  1. - directive in module ng

Enables binding angular expressions to onsubmit events.

Additionally it prevents the default action (which for form means sending the request to the server and reloading the current page), but only if the form does not contain action, data-action, or x-action attributes.

Directive Info

  • This directive executes at priority level 0.

Usage

  • as attribute: 
    <form
  ng-submit="">
...
</form>

Arguments

ParamTypeDetails
ngSubmitexpression

Expression to eval. (Event object is available as $event)

Example

index.html
<script>
  angular.module('submitExample', [])
    .controller('ExampleController', ['$scope', function($scope) {
      $scope.list = [];
      $scope.text = 'hello';
      $scope.submit = function() {
        if ($scope.text) {
          $scope.list.push(this.text);
          $scope.text = '';
        }
      };
    }]);</script><form ng-submit="submit()" ng-controller="ExampleController">
  Enter text and hit enter:
  <input type="text" ng-model="text" name="text" />
  <input type="submit" id="submit" value="Submit" />
  <pre>list={{list}}</pre></form>
protractor.js
it('should check ng-submit', function() {
  expect(element(by.binding('list')).getText()).toBe('list=[]');
  element(by.css('#submit')).click();
  expect(element(by.binding('list')).getText()).toContain('hello');
  expect(element(by.model('text')).getAttribute('value')).toBe('');});
it('should ignore empty strings', function() {
  expect(element(by.binding('list')).getText()).toBe('list=[]');
  element(by.css('#submit')).click();
  element(by.css('#submit')).click();
  expect(element(by.binding('list')).getText()).toContain('hello');
 });