Send data to server in iOS sdk

NSString *myRequestString = [[NSString alloc] initWithFormat:@"name=%@&pwd=%@&mail=%@", userName, password, mail];

    NSData *myRequestData = [ NSData dataWithBytes: [ myRequestString UTF8String ] length: [ myRequestString length ] ];

    NSMutableURLRequest *request = [ [ NSMutableURLRequest alloc ] initWithURL: [ NSURL URLWithString:@"http://url.com/iphone/iphone.php/?"]];

    

    [request setHTTPMethod: @"POST"];

    [request setValue:@"application/x-www-form-urlencoded" forHTTPHeaderField:@"content-type"];

    [request setHTTPBody: myRequestData];

    NSURLResponse *response;

    NSError *err;

    NSData *returnData = [NSURLConnection sendSynchronousRequest: request returningResponse:&response error:&err];

    NSString *content = [NSString stringWithUTF8String:[returnData bytes]];

    NSLog(@"responseData: %@", content);

NSString* responseString = [[NSString alloc] initWithData:returnData encoding:NSNonLossyASCIIStringEncoding];

    if ([content isEqualToString:responseString])

    {

       

    }