February 2019
Beginner
694 pages
18h 4m
English
In order to use Reactive forms in our AppComponent, we will need to set up a new FormGroup property, and include the FormBuilder class as part of our constructor function, as follows:
import { FormBuilder, FormGroup, FormControl } from '@angular/forms';
... existing code
export class AppComponent {
.. existing properties
reactiveFormGroup: FormGroup;
constructor(private formBuilder: FormBuilder) {
}
... existing code
}
Here, we have updated our app.component.ts file with an import of the FormBuilder, FormGroup, and FormControl classes from the Angular framework. We then create a new property on our component class named reactiveFormGroup, which is of type FormGroup. This property will house the internal structure for ...