Detecting iOS Dark Mode Change

Question

I read through the documentation regarding: https://developer.apple.com/documentation/appkit/supporting_dark_mode_in_your_interface

When the user chan

Answer 1

Just override method form iOS 13 to Detect dark light mode change swift 5

override func traitCollectionDidChange(_ previousTraitCollection: UITraitCollection?) {
    super.traitCollectionDidChange(previousTraitCollection)

    if #available(iOS 13.0, *) {
        if self.traitCollection.hasDifferentColorAppearance(comparedTo: previousTraitCollection) {
            if traitCollection.userInterfaceStyle == .dark {
                //Dark
            }
            else {
                //Light
            }
        }
    } else {
        // Fallback on earlier versions
    }
}

traitCollectionDidChange is a method in ViewControllers and Views.