What are Angular validators and how do they work?

What are Angular validators and how do they work?

Angular validators are functions that validate form controls in Angular applications. They ensure that user input meets certain criteria.

Can you give me examples of built-in validators?

Sure! Some built-in validators include required, minLength, maxLength, and pattern. Each serves a specific purpose in form validation.

How do I create a custom validator?

To create a custom validator, you define a function that takes a control as an argument and returns an error object or null if valid.

Can I use multiple validators on a single form control?

Yes, you can apply multiple validators to a single form control by passing an array of validators when setting up the control.