ios - Swift ios 检查用户是否启用了通知总是返回 true

Question

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Answer 1

    if let settings = UIApplication.shared.currentUserNotificationSettings {
         if settings.types != UIUserNotificationType() {
             print("is on!")
         }else{
             print("is off!")
         }
}else{
     print("is off")
}

这似乎有效，不确定它是否正确？