How to use the return key on the iOS keyboard?

Question

Objective-C

There is an authorization screen in the application, as everyone knows, in many applications, when you select the login input field when you press return, the password field is automatically selected, and if you press the return on the password field, the authorization process will begin. So, how can I set actions for this very return key?

Answer 1

Set delegate for UITextField, and handle the call of this method in it
- (BOOL)textFieldShouldReturn:(UITextField *)textField depending on which textField came.