Ang: Re: Re: Re: st: Words surrounded with single quotes in a local macro

[Tomas Lind <tomas.lind@sll.se>]

Yeas, this works fine.

Thanks

/Tomas



-----owner-statalist@hsphsun2.harvard.edu skrev: ----- 
Till: "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu>
Från: Nick Cox 
Sänt av: owner-statalist@hsphsun2.harvard.edu
Datum: 2014-01-15 14:53
Ärende: Re: Re: Re: st: Words surrounded with single quotes in a local macro

Looking back at your first post:

You are trying to use the local macros tf1 tf2 ... before they are
defined by the -tempfile- command. That won't work. You may just need
something like

local Nkomb 8
forvalues  i = 1/`Nkomb'  {
       tempfile tf`i'
       local files `files'  `tf`i''
}

Nick
njcoxstata@gmail.com


On 15 January 2014 13:48, Nick Cox <njcoxstata@gmail.com> wrote:
> <>
>
> That's helpful. In fact, the main problem was visibly there in your
> first post. I just reacted to the wrong elements, notably your rather
> cryptic summary.
>
> How to debug code like this?
>
> 1. Think through it carefully, line by line.
>
> 2. You often need to go round a loop in your head at least twice, as
> sometimes problem show up the second time.
>
> In this case, the line
>
> local  kemp2  `kemp2'  `"`tf`i''"'
>
> is the heart of the problem. First time round it becomes
>
> local  kemp2  `kemp2'  `"`tf1'"'
>
> So, Stata needs to evaluate
>
> `tf1'
>
> But you evidently have no local macro with that name, so Stata
> substitutes an empty string. The syntax is legal, but not what you
> want.
>
> And it's the same for all times round the loop. No `tf2', etc.
>
> P.S. Your first post appears to me as including stuff like
>
> &#8217;
>
> That looks like stray HTML or something similar. See
> http://www.stata.com/statalist/archive/2014-01/msg00525.html
>
> Nick
> njcoxstata@gmail.com
>
>
> On 15 January 2014 13:35, Tomas Lind <tomas.lind@sll.se> wrote:
>> Running this code:
>>
>> local Nkomb 8
>> forvalues  i = 1/`Nkomb'  {
>> local  tempo   `tempo'    tf`i'
>> local  kemp2  `kemp2'  `"`tf`i''"'
>> }
>> *
>> di "`tempo'"
>> di "`kemp2'"
>>
>>
>> Stata responds this after the two display-commands above:
>>
>> di "`tempo'"
>> tf1 tf2 tf3 tf4 tf5 tf6 tf7 tf8      Okey
>>
>> di "`kemp2'"                         No output
>>
>> I´ve try to read the manual about double quotes but there they
>> just enclose " within `"  '"
>>
>>
>> /Tomas
>>
>>
>>
>> -----owner-statalist@hsphsun2.harvard.edu skrev: -----
>> Till: "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu>
>> Från: Nick Cox
>> Sänt av: owner-statalist@hsphsun2.harvard.edu
>> Datum: 2014-01-15 14:22
>> Ärende: Re: Re: st: Words surrounded with single quotes in a local macro
>>
>> Check on
>>
>> temp2
>>
>> versus
>>
>> tempo2
>>
>> You may be using different names in different parts of your code.  In
>> both of your posts you have mentioned them as if they were the same.
>>
>> Quite different issue: Local macros are only visible within the same
>> "locale", i.e. the same interactive session, program, do-file,
>> (highlighted) do-file editor contents.
>>
>> Nick
>> njcoxstata@gmail.com
>>
>>
>> On 15 January 2014 13:08, Tomas Lind <tomas.lind@sll.se> wrote:
>>> After having created locals temp and temp2 I display them.
>>> The first local, temp, show the names I have excepted.
>>>
>>> di "`tempo'"
>>> tf1 tf2 tf3 tf4 tf5 tf6 tf7 tf8
>>>
>>> However, Stata doesn´t return anything for temp2
>>>
>>> di "`tempo2'"
>>>
>>>
>>> When Stata executes the append-statement, I get an error message:
>>>
>>> append using "`tempo2'"
>>> file  not found
>>>
>>>
>>> /Tomas
>>>
>>>
>>>
>>> -----owner-statalist@hsphsun2.harvard.edu skrev: -----
>>> Till: "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu>
>>> Från: Nick Cox
>>> Sänt av: owner-statalist@hsphsun2.harvard.edu
>>> Datum: 2014-01-15 13:52
>>> Ärende: Re: st: Words surrounded with single quotes in a local macro
>>>
>>> You can help yourself debug this by showing us the value of `tempo2'
>>> and explaining what "Do[es] NOT Work" means precisely.
>>>
>>> Nick
>>> njcoxstata@gmail.com
>>>
>>>
>>> On 15 January 2014 12:30, Tomas Lind <tomas.lind@sll.se> wrote:
>>>> Hi all,
>>>>
>>>> I´m setting up number of tempfiles named tf1, tf2, tf3 . . .  .
>>>>
>>>> First I create the names and put them into a macro called tempo.  That works fine.
>>>>
>>>> The problem is with the second makro, temp2, where I try to store the names `tf1&#8217;  `tf2&#8217;  `tf3&#8217; . . . enclosed in quotes to be able to use them in an append statement.
>>>>
>>>> I want the append statement to look like this:
>>>> append `tf1' `tf2' `tf3' . . .
>>>>
>>>>
>>>> forvalues  i = 1/`Number'  {            // This many tempfiles
>>>> local  tempo   `tempo'    tf`i'    //  named  tf1, tf2, tf3 . . . okey
>>>> local  tempo2  `tempo2'  `"`tf`i''"'    // `tf1&#8217;  `tf2&#8217;  `tf3&#8217; . . .  Do NOT work
>>>> }
>>>>
>>>> tempfile `tempo'                              // works fine
>>>>
>>>>
>>>> Loop that runs several regressions and store
>>>> each result in a tempfile
>>>>
>>>>
>>>> append using "`tempo2'"              // Do NOT work
>>>>
>>>>
>>>>
>>>>
>>>> Anyone have a solution on this?
>>>>
>>>> I´m running Stata 13.1 on a PC
>>>>
>>>> Yours
>>>> Tomas
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>>
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