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Re: st: combining different storage types


From   Edward James <ej111005@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: combining different storage types
Date   Sun, 9 Oct 2011 00:45:51 +0900

When I type command like this way, "gen ctryear=country + year",  the
error message comes up: "type mismatch"
Do I have to use another command?


2011/10/9 Nick Cox <njcoxstata@gmail.com>:
> Sorry, but I did understand that, and my comment is the same. You
> don't explain in what sense you have a problem. I see no problem here.
>
> You said, or at least I inferred, that you have produced such a
> variable, but perhaps you did not mean to say that.
>
> Nick
>
> On Sat, Oct 8, 2011 at 4:34 PM, Edward James <ej111005@gmail.com> wrote:
>> Dear Nick.
>> My intention is that I want to combine two variables which has
>> different storage types; one is "str" and the other is "int."
>>
>> 2011/10/9 Nick Cox <njcoxstata@gmail.com>:
>>> It is not clear what you think is a problem. Something like "Spain95"
>>> could be the value of a string variable or the value label of a
>>> numeric variable, which seems as much flexibility as you might want.
>>>
>>> Apart from -graph combine-, not relevant here, the -combine- command
>>> appears to be a specialist user-written command for meta-analysts on
>>> SSC. Again what it has to do with your question isn't clear.
>>>
>>> (Very common words such as -combine- are likely to be grabbed by
>>> StataCorp for their own commands.)
>>>
>>> Nick
>>>
>>> On Sat, Oct 8, 2011 at 4:19 PM, Edward James <ej111005@gmail.com> wrote:
>>>
>>>> I want to make a variable such as "Spain95" or "Germany05." So I
>>>> manage to combine two variables, "country" and "year," although the
>>>> storage type is different.
>>>> Is it possible to make a variable with -combine- command? or do you
>>>> have any idea concerning this problem?
>>>
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>>
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