Introducing Ionic 2 (Video 18)

This video tutorial guides viewers through creating a contact form using Ionic and Angular. It covers the use of Angular's FormBuilder and Validators to set up form fields, bind inputs, and handle errors. The tutorial explains the differences between validation states like 'pristine' and 'untouched' and demonstrates how to add error messages and a submit button. The video concludes with a preview of upcoming topics, including slides, navigation, and styling.

What is the purpose of using Ionic directives for input fields in the contact form?

• To enhance the visual appearance of the form

• To increase the form's loading speed

• To avoid styling issues with HTML label tags

• To simplify the HTML structure

Which Angular service is used to create form controls and validators?

• FormHandler

• FormBuilder

• FormManager

• FormService

In Angular 2, what does the 'required' validator ensure?

• The field is a string

• The field contains a valid email

• The field is not empty

• The field is a number

What is the difference between 'pristine' and 'untouched' states in Angular forms?

• 'Pristine' means the field has not been focused, 'untouched' means the field has been modified

• 'Pristine' means the field has been focused, 'untouched' means the field has not been modified

• 'Pristine' means the field has been modified, 'untouched' means the field has been focused

• 'Pristine' means the field has not been modified, 'untouched' means the field has not been focused

What happens when you click the submit button in the contact form?

• An error message is displayed

• A breakpoint is triggered for debugging

• The form data is sent to the server

• The form is reset to its initial state