What are some advanced techniques for reactive forms in Angular?

What are some advanced techniques for reactive forms in Angular?

Advanced techniques for reactive forms in Angular include custom form controls, dynamic form arrays, and validation strategies.

Can you explain how to create custom form controls?

To create custom form controls, implement the ControlValueAccessor interface and register your component with Angular's forms module.

What about dynamic form arrays? How do I implement them?

Dynamic form arrays can be implemented using FormArray in your form group, allowing you to add or remove controls dynamically.

How can I handle complex validation scenarios?

For complex validation, you can create custom validators and use them in your form controls or groups.