Add button to navigationbar programmatically

Question

Hi I need to set the button on right side, in navigation bar, programatically , so that if I press the button I will perform some actions. I have created the navigation bar

Answer 1

In ViewDidLoad method of ViewController.m

UIBarButtonItem *cancel = [[UIBarButtonItem alloc] initWithTitle:@"Cancel" style:UIBarButtonItemStyleBordered target:self action:@selector(back)];

[self.navigationItem setLeftBarButtonItem:cancel];

"(back)" selector is a method to dissmiss the current ViewController