到storyboard选中我们唯一一个的viewcontroller,找到xcode的菜单栏,Edit->Embed In->NavigationController.这时候storyboard会自动为你生成一个navigationController,并且讲viewcontroller当做rootViewcontroller.
http://www.cocoachina.com/ios/20150330/11440.html
到storyboard选中我们唯一一个的viewcontroller,找到xcode的菜单栏,Edit->Embed In->NavigationController.这时候storyboard会自动为你生成一个navigationController,并且讲viewcontroller当做rootViewcontroller.
http://www.cocoachina.com/ios/20150330/11440.html