UISearchBar presented by UISearchController in table header view animates too far when active

Question

I am using UISearchController to present a search bar inside the header view of a tableview:

...
self.searchController.hidesNavigationBarDuringPresentation =         


        

Answer 1

for iOS 11 & swift 4, set the line bellow in the viewController resolved my issue (searchBar jump down):

self.edgesForExtendedLayout = .bottom