angular 5 template forms detect change of form validity status

Question

are reactive forms the way to go in order to have a component that can listen for changes in the validity status of the form it contains and execute some compoment\'s method

Answer 1

You can subscribe to the whole form changes and implement your logic there.

@ViewChild('myForm') myForm;

this.myForm.valueChanges.subscribe(data => console.log('Form changes', data));