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Re: st: macro list parsing
From
Nick Cox <[email protected]>
To
[email protected]
Subject
Re: st: macro list parsing
Date
Tue, 17 Jan 2012 11:37:53 +0000
Alternatively, you can just flush temporary variables before issuing
the -ds- call:
drop __*
Using -ds- is a little roundabout here, although it works fine. See also
SJ-10-3 dm0051 . . . Tip 91: Putting unabbreviated varlists into local macros
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . N. J. Cox
Q3/10 SJ 10(3):503--504 (no commands)
tip on interactively using unab to expand a varlist and
place the resulting unabbreviated varlist in a local macro
Nick
On Tue, Jan 17, 2012 at 11:28 AM, Maarten Buis <[email protected]> wrote:
> On Tue, Jan 17, 2012 at 12:10 PM, Jakob Petersen <[email protected]> wrote:
>> I am trying order the variables on one file according to the order on
>> another file.
>> This works well on the example datasets, e.g.
>>
>> *********************************************
>> sysuse autornd.dta,clear
>> ds
>> local orderlist `r(varlist)'
>> sysuse auto.dta,clear
>> d
>> order `orderlist',after(turn)
>> d
>> *********************************************
>>
>> But returns an error code when I attempt the same on my own data:
>>
>> variable __000005 not found
>> r(111);
>
> It means that you have a temporary variable in your original file, and
> this variable obviously does not exist in the other files. You can
> exclude temporary variables from the local orderlist by typing
>
> ds __*, not
> local orderlist `r(varlist)'
>
> The trick is that temporary variables have, for as long as they exist,
> names that start with two underscores.
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