一点顺序，

+(NSMutableArray *)albumInfoListFromDic:(NSArray *)arr

{

    NSMutableArray *returnArray = [[NSMutableArrayalloc] init];

    for (NSDictionary *dic in arr) {

        AlbumInfo *info = [[AlbumInfo alloc] init];

        info.idNumber = [[dic valueForKeyNullReplace:@"id"]intValue];

        info.uid = [[dic valueForKeyNullReplace:@"uid"]intValue];

        info.pic = [dic valueForKeyNullReplace:@"pic"];

        info.thumb = [dic valueForKeyNullReplace:@"thumb"];

        info.iscover = [dic valueForKeyNullReplace:@"iscover"];

        info.addtime = [[dic valueForKeyNullReplace:@"addtime"]longLongValue] ;

        [returnArray addObject:info];

    }

//    [returnArray sortUsingComparator:^NSComparisonResult(id obj1, id obj2) {

//        AlbumInfo* info = (AlbumInfo*)obj1;

//        AlbumInfo* info1 = (AlbumInfo*)obj2;

//        return [info1.iscover compare:info.iscover];

//    }];

    return returnArray;

}