I have a question about the get_range_slices() function about the key
I inserted some colums with keys of '1', '2' ,'7' and '10'.
When I use get_range_slices to get colums betwen '1' and '10' , I got
But When I get colums betwen '10' and '1', I got
'10', '2' and '1'.
Can anybody tell me why?