通過APPID從appStore擷取應用最新資訊

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- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
{
self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];

int appid = 414478124;
NSURLRequest *request = [NSURLRequest requestWithURL:URL(@"http://itunes.apple.com/lookup?id=%d",appid)];
NSURLConnection *Connection = [[NSURLConnection alloc]initWithRequest:request delegate:self];


self.window.backgroundColor = [UIColor whiteColor];
[self.window makeKeyAndVisible];
return YES;
}

- (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)response{
self.receiveData = [NSMutableData data];

}

- (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data{
[self.receiveData appendData:data];

}

- (void)connectionDidFinishLoading:(NSURLConnection *)connection{
NSString *receiveStr = [[NSString alloc]initWithData:self.receiveData encoding:NSUTF8StringEncoding];
NSLog(@"%@",receiveStr);
}
- (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error{


}