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NSString *version = @""; NSURL *url = [NSURL URLWithString:@"http://itunes.apple.com/lookup?id=<Your app ID>"]; versionRequest = [ASIFormDataRequest requestWithURL:url]; [versionRequest setRequestMethod:@"GET"]; [versionRequest setDelegate:self]; [versionRequest setTimeOutSeconds:150]; [versionRequest addRequestHeader:@"Content-Type" value:@"application/json"]; [versionRequest startSynchronous]; //Response string of our REST call NSString* jsonResponseString = [versionRequest responseString]; NSDictionary *loginAuthenticationResponse = [jsonResponseString objectFromJSONString]; NSArray *configData = [loginAuthenticationResponse valueForKey:@"results"]; for (id config in configData) { version = [config valueForKey:@"version"]; } //Check your version with the version in app store if (![version isEqualToString:[itsUserDefaults objectForKey:@"version"]]) { ProAlertView *createUserResponseAlert = [[ProAlertView alloc] initWithTitle:@"New Version!!" message: @"A new version of app is available to download" delegate:self cancelButtonTitle:@"Cancel" otherButtonTitles: @"Download",nil]; [createUserResponseAlert show]; [createUserResponseAlert release]; }
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