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Re: st: matrix colnames manipulation


From   Nick Cox <njcoxstata@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: matrix colnames manipulation
Date   Wed, 4 Jul 2012 10:24:32 +0100

In the same spirit -- but assuming each name is different --

local nnames : word count `longmacro'
local last : word `nnames' of `longmacro'
local longmacro : subinstr local longmacro "`last'" "<whatever>"

Nick

On Wed, Jul 4, 2012 at 10:20 AM, Maarten Buis <maartenlbuis@gmail.com> wrote:
> On Wed, Jul 4, 2012 at 11:06 AM,  <S.Jenkins@lse.ac.uk> wrote:
>> I want to use estimates derived using -xtprobit- as starting values for
>> estimation using -gllamm, family(binomial) link(probit)
>> from(mat_start)-. (-gllamm- is on SSC.)  To use the "from" option, I
>> want to manipulate the full column names of the e(b) matrix produced by
>> -xtprobit-. The issue is that -gllamm- labels the column corresponding
>> to the variance of the random effect differently to -xtprobit-. So,
>> specifically, how, within a long list of colnames stored with a macro,
>> does one change the final name?
>
> What about the following solution:
>
> *---------------------- begin example ------------------------
> local coln `"bu_SA:Lfemale bu_SA:Ledq_low lnsig2u:_cons"'
> local coln : subinstr local coln "lnsig2u:_cons" "pid1:_cons"
> di "`coln'"
> *----------------------- end example -------------------------
> (For more on examples I sent to the Statalist see:
>  http://www.maartenbuis.nl/example_faq )
>
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