Delegate:대리자
Udemy

void AItem::OnSphereOverlap(UPrimitiveComponent*, OverlappedComponent, AActor*, OtherActor, UPrimitiveComponent*, OtherComp, int32, OtherBodyIndex, bool, bFromSweep, const FHitResult &, SweepResult)PrimitiveComponent.h파일에서 복붙할수 있음