IOS 打印网络请求全链接

    NSMutableString *urlStr = [NSMutableString stringWithFormat:@"%@?",request.URL];

    for (int i=;i<[parameters count];++i)
    {
        (i==)?:[urlStr appendString:@"&"];
        NSString *key = [[parameters allKeys] objectAtIndex:i];
        NSString *value = [[parameters allValues] objectAtIndex:i];

        [urlStr appendFormat:@"%@=%@",key,value];
    }
    NSLog(@"请求链接:%@",urlStr);