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Re: Re: st: keep if string for more variables


From   Red Owl <rh.redowl@liu.edu>
To   <statalist@hsphsun2.harvard.edu>
Subject   Re: Re: st: keep if string for more variables
Date   Tue, 10 Dec 2013 10:55:08 -0500

My suggestion below assumed you have a single string variable named
color with values blue01, blue02, yell0w01, etc.

If you have a set of binary variables for various colors, the solution
would be different.



> Red Owl <redowl@liu> wrote:
>
> Try:
>
> keep if substr(color,1,4)== "blue"
>
> Red Owl
> redowl@liu.edu


>> Nick Bornschein <nick.bornschein@gmail.com> wrote:

>> Hi,
>>
>> I have string variables, blue01 to blue10 and yellow01 to yellow10. I
want to keep some data by using:
>>
>>
>> keep if color == "blue*" to keep all blue data, but it does not work.
Any idea?
>>
>>
>> Thanks a lot
>> -Nick
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