Ember.js Cookbook

Using Ember validations

Data form validation is a very common use case in web development. The end user will know immediately if they've made a mistake when you create validation rules in your application.

In this recipe, we'll take a look at two examples on validation. In the first example, we'll use a component and check data based on a few simple validation rules. In the second example, we'll use a popular Ember add-on to make things easier.

How to do it...

1. In a new application, create two components and install the validation add-on:

   $ ember g component val-example
   $ ember g component val-example2
   $ ember install ember-cp-validations
   

   The val-example component will be the first example. The val-example2 component will be the second example using ...