How to detect touch on NSTextAttachment

Question

What is the best way to detect when user taps on NSTextAttachment on iOS?

I think that one of the ways would be checking for the character on carret\'s

Answer 1

Swift 3 answer:

func textView(_ textView: UITextView, shouldInteractWith textAttachment: NSTextAttachment, in characterRange: NSRange) -> Bool {
    return true
}

Make sure your textView isEditable = false, isSelectable = true, and isUserInteractionEnabled = true. Duncan's answer did not mention isUserInteractionEnabled, this has to be true, otherwise it wont work.

You can do this programmatically (textView.isEditable = false), or via attributes inspector: