On Friday 05 March 2010 02.27:39 Thomas wrote:
> sigh,I didn't find a book with enough internal topics.
>
I found the official documentation very good, for everything else ask here
or (for the gory details) on -hackers. Or, of course, read the source,
Luke.
cheers
-- vbi
--
The following expression sorts a word list stored in
matrix X according to word length:
X[⍋X+.≠' ';]
-- http://en.wikipedia.org/wiki/APL_(programming_language)