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Re: st: Updating the value of a specific cll of a matrix using the value of a variable
From
Nick Cox <[email protected]>
To
[email protected]
Subject
Re: st: Updating the value of a specific cll of a matrix using the value of a variable
Date
Tue, 22 Nov 2011 16:08:38 +0000
You must subscript -counter- e.g. counter[1].
-display- indulges lack of subscripts and defaults to showing values
in observation 1. But -matrix- requires a subscript in this context.
Nick
On Tue, Nov 22, 2011 at 4:02 PM, Tatiana SOKOLOVA <[email protected]> wrote:
> I have created a double loop to generate counter variable values that will then be entered into an OUTPUT matrix. Everything except for 1 line seems to be working. The line is here:
>
>
> matrix OUTPUT[`i', `j'] = counter
>
> * where i and j are the row and column indexes for the two loops and INPUT is defined as a 14x122 matrix
> *STATA writes: counter not found. But then I write:
> display counter
> * STATA shows the value of counter, say 4:
> 4
> *yet, if I use the same code and instead of the variable counter use a number, it works (the matrix OUTPUT is updated):
> matrix OUTPUT[`i', `j'] = 4
> *I.e. the program does not recognize the variable counter when I want to udpate the matrix using its values. I have tried to use `counter' instead of counter but an error is reported again.
>
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