iOS8有了新方法,用新方法后,用7.0版本运行会奔溃。只要加一句判断就ok:
#ifdef __IPHONE_8_0
// 在 iOS 8 下注册苹果推送,申请推送权限。
UIUserNotificationSettings *settings = [UIUserNotificationSettings settingsForTypes:(UIUserNotificationTypeBadge
|UIUserNotificationTypeSound
|UIUserNotificationTypeAlert) categories:nil];
[[UIApplication sharedApplication] registerUserNotificationSettings:settings];
#else
// 注册苹果推送,申请推送权限。
[[UIApplication sharedApplication] registerForRemoteNotificationTypes:UIRemoteNotificationTypeBadge | UIRemoteNotificationTypeAlert | UIRemoteNotificationTypeSound];
#endif