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Re: st: getting the nth column name
From
Joerg Luedicke <[email protected]>
To
[email protected]
Subject
Re: st: getting the nth column name
Date
Tue, 6 Nov 2012 14:25:17 -0600
You can use -ds- (-help ds-) to create a variable list and put the
name of the third variable in a local macro (-help extended_fcn-) for
further usage:
*----------------------
clear
sysuse auto
qui ds
local third : word 3 of `=r(varlist)'
sum `third'
*----------------------
Joerg
On Tue, Nov 6, 2012 at 1:22 PM, Pradipto Banerjee
<[email protected]> wrote:
> I want to write a code to read the 3rd column from a few different datasets. My issue is that the 3rd column can have different names in different datasets. Is there any function or command that returns the name of the Nth column ?
>
> For instance, suppose file F1 has the 3rd column as F1xyz and F2 has the 3rd column as F2abc, I want a generic way to refer to F1xyz and F2abc with an -ado- program?
>
> Thanks
>
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