iphone的TabBar流行或回主視圖問題

Question

1.

When app. launch it's display loading screen. 

2.

After loading screen have another screen that contain 4 button. 

3.

If i select any button that after next screen No.3 contain tabbar controller. 

    So now i want to pop (or back to second)screen. but due to the tabbar controller on 3rd screen i can't go to back on second screen that the problem i faced now. 

Answer 1

你可以把一個工具欄或導航欄頂部在第三個屏幕中放置一個按鈕以返回第二個ViewController。
祝你好運。