What are the differences between iOS notifications, local notifications, and push notifications? APNS mechanism ., Iosapns

What are the differences between iOS notifications, local notifications, and push notifications? APNS mechanism ., Iosapns

Local/push notifications are designed for different needs.
Local notifications are local for iPhone, iPad, or iPod.
Push notifications-from outside the device. They come from remote servers-also known as remote notifications-that are pushed to applications on the device (using APNs) and can view messages or download data at the same time.
APNS: Apple Push Notification Service"

 

Mobile phone -- (uuid, bundleid) apns
Apns-token-mobile phone
Mobile phone -- upload token to server -- server record token
Server -- send token to -- apns
Apns-push to Mobile Phone Based on token

Register to receive remote notifications

-(BOOL) application :( UIApplication *) application metadata :( NSDictionary *) launchOptions {// register remote notification UIRemoteNotificationType = custom | UIRemoteNotificationTypeBadge | uiremotenotiftypetypesound; [application metadata: type]; return YES ;}

Receive deviceToken

- (void)application:(UIApplication *)application didRegisterForRemoteNotificationsWithDeviceToken:(NSData *)deviceToken{    NSLog(@"%@", deviceToken);}

Send deviceToken to your server

- (void)application:(UIApplication *)application didRegisterForRemoteNotificationsWithDeviceToken:(NSData *)deviceToken{    NSLog(@"%@", deviceToken);}