Angular 7, call function after full data load?

Question

Angular

Good afternoon, I have *ngFor (a large list with data), I need to scroll it down when it is fully loaded) so that scrollHeight and scrollTop work fine).
In general, how to catch the moment of loading everything and then substitute the function with scrollTop)

Answer 1

but in general https://ng-run.com/edit/MmBrQSoL0vwmmboQPYS1