我有一个像这样的数组:
FileFolderData *ffd = [[datasource.finalData valueForKey:[[[datasource.finalData allKeys] sortedArrayUsingSelector:@selector(localizedCaseInsensitiveCompare:)] objectAtIndex:indexPath.section]] objectAtIndex:indexPath.row];
并按字母顺序对其进行排序,但我也需要按数字排序,这可能吗?