When Reed writes of unique values, I presume that distinct values are
meant.
In addition to Eva's suggestion, which is spot on, a more detailed
discussion of identifying distinct values is to be found in
SJ-8-4 dm0042 . . . . . . . . . . . . Speaking Stata: Distinct
observations
(help distinct if installed) . . . . . . N. J. Cox and G. M.
Longton
Q4/08 SJ 8(4):557--568
shows how to answer questions about distinct observations
from first principles; provides a convenience command
Nick
[email protected]
Eva Poen
You can use -levelsof- for this task:
levelsof x if y > 40, local(mymacro)
The levels of x will be stored in the macro mymacro. You can add
delimiters if you want.
2009/6/28 Reed Walker <[email protected]>:
> I am tabulating a variable and getting a series of frequencies and
unique
> values.
>
> I am interested in using the unique values later in the program.
>
> tabulate x if y>40, matcell(m) matrow(m1)
>
> Thus, I want to put the contents of matrix m1 (a vector) into a local
macro.
> There must be an easy way to do this, but I have thus far come up
short.
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