Re: st: How can I check that a variable exists?

[Sergiy Radyakin <serjradyakin@gmail.com>]

Hi,

capture confirm variable XA
if !_rc {
....... Action A ......
}

capture confirm variable XB
if !_rc {
  ..... Action B.......
}

also see help capture

Regards, Sergiy Radyakin

On Thu, Mar 12, 2009 at 6:16 PM, Benjamin Villena Roldan
<bvillena@troi.cc.rochester.edu> wrote:
> Dear statalist,
> This may sound like a trivial question, but I unsuccessfully looked for an
> answer so far.
>  I need to perform certain action A if there is a variable XA defined in
> the dta file, and an action B if there is a variable XB in the dta file. How
> can I do so? Any ideas?
>
> Thanks
>
> Benjamin
>
>
> *
> *   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/
>

*
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