This blog includes the concept of TabBarController and how you can transfer data from one controller to another. TabBarController is use to manage different content view controller which you provides according to your need. Here given below is an example using the concept of TabBarController and transfer data from one controller to another. Snapshot of storyboard is as follows:-
Now the coding part of the application is given below:-
First of all login page coding is given below which take username and password for further processing.