Using Async Validators
Explore how to create and apply asynchronous validators in Angular forms, including making validators injectable and managing async validation workflow. Learn how Angular handles async validator requests efficiently by canceling outdated requests, ensuring scalable and responsive form validation practices.
We'll cover the following...
We'll cover the following...
We’re going to use the validator we created.
validate = (control: FormControl) => {
In the validate function, we’ve annotated the control parameter with the FormControl class. We’ll want to apply this validator to a form control. The form control we’ll be applying it to is the control for the password. Before we do, we’ll need to make the class injectable.
Dependency injection
We’ll import the Injectable decorator to tell Angular that the validator is injectable. ...