How to programmatically set action for barButtonItem in swift 3?

ios swift selector swift3 uibarbuttonitem

ex:-

navigationItem.rightBarButtonItem = UIBarButtonItem(title: "Add", style: .plain, target: self, action: #selector(addTapped))

ios swift selector swift3 uibarbuttonitem

Summarize the mostly used method in Swift 3 for adding action to a barButton.

Barbutton with text

navigationItem.rightBarButtonItem = UIBarButtonItem(title: "Add", style: .plain, target: self, action: #selector(addTapped))

BarButton with your own image

navigationItem.rightBarButtonItem = UIBarButtonItem(image: UIImage(named:"add"), style: .plain, target: self, action: #selector(addTapped))

BarButton with system image

navigationItem.rightBarButtonItem = UIBarButtonItem(barButtonSystemItem: .add, target: self, action: #selector(addTapped))

ios swift selector swift3 uibarbuttonitem

If anyone is using customView:

barButtonItem.customView?.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(onBarButtonItemClicked)))

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