On Tue, Nov 16, 2010 at 8:33 AM, Dan Bron <j...@bron.us> wrote:
> Oh, sorry, thinko: you wanted the first digit, and I gave you the last digit.

For getting the first decimal digit of a sequence of numbers, {.&.":&>
seems more natural than anything involving #: or #.inv.

An issue here is that #: and #.inv are designed to pad with leading
zeros so that the columns align, and that just gets in the way.

-- 
Raul
----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm

Reply via email to