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Re: st: RE: How to append observations to variable


From   Nick Cox <njcoxstata@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: RE: How to append observations to variable
Date   Thu, 27 Sep 2012 13:41:20 +0100

Many of us have to look hard to see the difference between 1 (one) and
l (lower-case l), which was precisely why Phil added his note 2.

A note 3 would be that Stata lets you write (e.g.)

... in 629/L

and that L is easier to spot. Life is a little easier with a final L.

Nick

On Thu, Sep 27, 2012 at 1:36 PM, Phil Clayton
<philclayton@internode.on.net> wrote:
> set obs 728
> replace x=_n - 628 in 629/l
>
> NB:
> 1. _n is the observation number, see -help _variables-
> 2. the last character is a lower-case l (for "last" observation)
>
> Phil
>
> On 27/09/2012, at 10:17 PM, Beatrice Benavidez wrote:
>
>> Hi all,
>>
>> I have a variable x where its last observation (i.e. the last row of
>> the dataset) is at row 626.
>>
>> I would like to append to the bottom of that where I have '0' as my
>> observation in row 627, '1' as my observation in 628, '2' as my
>> observation in 269 etc until '100' as observation in row 728.
>>
>> How would I do that without having to do:
>>
>> set obs 627
>> replace x = 1 in 627
>> .
>> .
>> .
>> set obs 728
>> replace x = 100 in 728
>>
>> one by one?
>>
>> Any help would be much appreciated!!!
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