ios - How to remove all navigationbar back button title -

when push uiviewcontroller, has title in button @ new uiviewcontroller, if title has lot of text, not in iphone 4s want remove it.

if add code in prepareforsegue function, going trouble.

any better way achieve this？

if want arrow following code put appdelegate file didfinishlaunchingwithoptions method.

for objective-c

 [[uibarbuttonitem appearance] setbackbuttontitlepositionadjustment:uioffsetmake(0, -60) forbarmetrics:uibarmetricsdefault]; 

for swift

let barbuttonitemappearance = uibarbuttonitem.appearance() barbuttonitemappearance.settitletextattributes([nsattributedstringkey.foregroundcolor: uicolor.clear], for: .normal) 

another option give below.

in objective c

self.navigationitem.backbarbuttonitem = [[uibarbuttonitem alloc] initwithtitle:@"" style:uibarbuttonitemstyleplain target:nil action:nil]; 

in swift

self.navigationitem.backbarbuttonitem = uibarbuttonitem(title:"", style:.plain, target:nil, action:nil) 

so may problem has been solve.

happy coding.