angular 2 remove all items from a formarray

Question

I have a form array inside a formbuilder and i am dynamically changing forms, i.e. on click load data from application 1 etc.

The issue i am having is that all the

Answer 1

Angular v4.4 if you need to save the same reference to the instance of FormArray try this:

purgeForm(form: FormArray) {
  while (0 !== form.length) {
    form.removeAt(0);
  }
}