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lamprosg/BackButtonEventVC.swift

Created November 4, 2019 12:10
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(iOS) Back button event
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BackButtonEventVC.swift
override func viewWillDisappear(_ animated: Bool) {
super.viewWillDisappear(animated)
guard let nav = self.navigationController,
nav.viewControllers.contains(self) else {
self.delegate?.cancelledl()
return
}
}
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