IOS 获取App stroe 发布的版本

 

-(void)onCheckVersion{

    NSDictionary *infoDic = [[NSBundle mainBundle] infoDictionary];

    NSString *currentVersion = [infoDic objectForKey:@"CFBundleShortVersionString"];

    NSString *URL = @"http://itunes.apple.com/lookup?id=你APP对应的ID";

    NSMutableURLRequest *request = [[NSMutableURLRequest alloc] init];

    [request setURL:[NSURL URLWithString:URL]];

    [request setHTTPMethod:@"POST"];

    NSHTTPURLResponse *urlResponse = nil;

    NSError *error = nil;

    NSData *recervedData = [NSURLConnection sendSynchronousRequest:request returningResponse:&urlResponse error:&error];

    

    NSDictionary *dic = [NSJSONSerialization JSONObjectWithData:recervedData options:0 error:nil];

    

    NSArray *infoArray = [dic objectForKey:@"results"];

    if ([infoArray count]) {

        NSDictionary *releaseInfo = [infoArray objectAtIndex:0];

        NSString *lastVersion = [releaseInfo objectForKey:@"version"];

        

        if (![lastVersion isEqualToString:currentVersion]) {

            UIAlertController *alertController = [UIAlertController alertControllerWithTitle:@"更新" message:@"有新的版本更新，是否前往更新？" preferredStyle:UIAlertControllerStyleAlert];

            UIAlertAction *alert = [UIAlertAction actionWithTitle:@"确定" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {

 

            }];

            [alertController addAction:alert];

            [self presentViewController: alertController animated:YES completion:nil];

        }

    }

}