OK.


----- Original Message -----
From: Zsbán Ambrus <[email protected]>
Date: Friday, February 19, 2010 10:51
Subject: Re: [Jgeneral] Special code for suffix scan
To: General forum <[email protected]>

> On Fri, Feb 19, 2010 at 7:04 PM, Roger Hui <[email protected]> wrote:
> [suffix scan]
> > is not in the Special Code section because there is
> > nothing special about its implementation.
> > There are examples of code that are even neater but are
> > not "special" and so are not in Appendix B.
> 
> It's a special case that doesn't follow from the general
> implementation of the suffix adverb, and it does cause serious time
> saving visible for the user.  This is why it should be in 
> the Special
> Codes page.  I think this agrees with the introduction on 
> that page as
> well.  Similarly, monadic (,/) is on that page because it's 
> fasterthan what you'd expect from a naive completely general 
> implementationof insert.
----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm

Reply via email to