Modifying Forms Dynamically
Learn how to create a working shopping cart in an Angular application.
We'll cover the following
We’ll learn how to programmatically set values in a form. So far, we have used the FormGroup
and FormControl
classes extensively throughout this chapter. However, we have not seen what FormArray
is all about.
Consider the scenario where we have added some products to the shopping cart of our e-shop application and want to update their quantities before checking out the order.
Adding a shopping cart service
Currently, our application doesn’t have any functionality for a shopping cart, so we will now add one:
Create a new service to manage the shopping cart by running the following Angular CLI command in the
src\app\cart
folder:
Note:Â The command below is for creating a service locally using the Angular CLI.
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