// 1st method
if let storyboard = self.storyboard {
let vc = storyboard.instantiateViewController(withIdentifier: "ForgotPasswordViewController") as! ForgotPasswordViewController
vc.modalPresentationStyle = .fullScreen
self.present(vc, animated: false, completion: nil)
}
// 2nd method
func nextVC(identifier: String) {
if let storyboard = self.storyboard {
let vc = storyboard.instantiateViewController(withIdentifier: identifier)
vc.modalPresentationStyle = .fullScreen
self.present(vc, animated: false, completion: nil)
}
}