On Sun, 2 Sep 2012, Procházka Lukáš wrote:

> On Sun, 02 Sep 2012 17:59:55 +0200, Aditya Mahajan <adityam@umich.edu> wrote:
>
>> Hi,
>> 
>> On Edward Tufte's website, there is a discussion on zebra coloring in
>> tables[1]. One of the suggestion is to add a horizontal rule after every
>> third line or shade three lines with one background color and the
>> remaining three with another background color.
>> 
>> Is there an easy way to do this with natural TABLEs? I can do something
>> like:
>> 
>> \setupTABLE[row][1,2,3][background=color, backgroundcolor=gray]
>> \setupTABLE[row][7,8,9][background=color, backgroundcolor=gray]
>> 
>> but it requires knowing the number of lines in advance.
>
> - it may be achieved by Lua, when the table has been defined as a Lua 
> variable:

Thanks. This is useful when reading data from a file.

Aditya