“back” text displayed in iOS7 UINavigationBar when view title is long

Question

In my application,I need to show the previous viewController title to current viewController back title.

Its working perfectly in iOS6.

In iOS7,automaticall

Answer 1

Due to low reputation I cannot add a comment so I'm posting an answer while this is not actually an answer.

But,

self.navigationController.navigationBar.topItem.title = @"";

which is written in one of the answers, is equivalent to:

self.title = @"";