Statalist


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: st: Maximum length of a string expression in a program


From   Davide Cantoni <davide.cantoni@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Maximum length of a string expression in a program
Date   Mon, 16 Mar 2009 12:46:06 -0400

Maarten,

thank you -- you're right, it seems the extended macro functions are
just what I need!

Thanks a lot again, Davide

2009/3/16 Maarten buis <maartenbuis@yahoo.co.uk>:
>
> --- On Mon, 16/3/09, Davide Cantoni <davide.cantoni@gmail.com> wrote:
>> Regarding your suggestion, Maarten: I think I understand it,
>> but it is doing exactly the opposite of what I want: it is
>> keeping regressor ``k'', not eliminating it, as I try to do
>> in the code above.
>
> You can do that with the extended macro functions, like in the
> example below:
>
> *--------------- begin example -------------
> sysuse auto, clear
> local regressors "price mpg foreign"
> tokenize `regressors'
> local nk : word count `regressors'
> forvalues k = 1/`nk' {
>        local foo : list regressors - `k'
>        di "`foo'"
> }
> *-------------- end example ----------------
> (For more on how to use examples I sent to the Statalist, see
> http://home.fsw.vu.nl/m.buis/stata/exampleFAQ.html )
>
> Bottom line: you are now comming at a point where you
> really need to look into all the wonderful things you
> can do with the extended macro functions. You can read
> about those by typing: -help extended_fcn- and in
> particular -help macrolists-
>
> Hope this helps,
> Maarten
>
> -----------------------------------------
> Maarten L. Buis
> Institut fuer Soziologie
> Universitaet Tuebingen
> Wilhelmstrasse 36
> 72074 Tuebingen
> Germany
>
> http://home.fsw.vu.nl/m.buis/
> -----------------------------------------
>
>
>
>
> *
> *   For searches and help try:
> *   http://www.stata.com/help.cgi?search
> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
>

*
*   For searches and help try:
*   http://www.stata.com/help.cgi?search
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/



© Copyright 1996–2014 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index