ReactivesForms

 

1. FormControl
2. FormGroup
3. FormBuilder
4. FormArray

1. SetValue
2. PatchValue

Form Control: is class and Create a insatance to it then is Created to it.

FormGroup:Minimum FormControls two  and Create instance to FromGroup then Bind

It has similar properties has FormControl.

With the FormGroup Multiple FormControls can handled  single time.