Reactive Forms - mark fields as touched

Question

I am having trouble finding out how to mark all form\'s fields as touched. The main problem is that if I do not touch fields and try to submit form - validation error in not

Answer 1

as per @masterwork

typescript code for the angular version 8

private markFormGroupTouched(formGroup: FormGroup) {
    (Object as any).values(formGroup.controls).forEach(control => {
      control.markAsTouched();
      if (control.controls) {
        this.markFormGroupTouched(control);
      }
    });   }