Sergiy, your solution also works. Thank you. I have now two options to
create the "scatter" macro in the -foreach- loop.
(1) local scatter `scatter' (scatter mpg weight if rep78=="`r'", msize(large))
(2) local scatter `"`scatter' (scatter mpg weight if rep78==`"`r'"',
msize(large))"'
Friedrich
On Wed, Apr 9, 2008 at 7:49 PM, Sergiy Radyakin <[email protected]> wrote:
> Does this do it?
> // ------------------------------------------------------------------------------
>
> sysuse auto, clear
> tostring rep78, replace
> local scatter ""
> levels rep78, local(rep78)
> foreach r of local rep78 {
> local scatter `"`scatter' (scatter mpg weight if rep78==`"`r'"', msize(large))"'
> }
> di `"`scatter'"'
> // ------------------------------------------------------------------------------
>
> Regards, Sergiy Radyakin
>
>
> On 4/9/08, Friedrich Huebler <[email protected]> wrote:
> > I am trying to build up a -scatter- command with a -foreach- loop. I
> > need additional quotes but do not know where to place them. The
> > problem can be reproduced with the auto data.
> >
> > . sysuse auto, clear
> > . tostring rep78, replace
> > . local scatter ""
> > . levels rep78, local(rep78)
> > . foreach r of local rep78 {
> > local scatter `"`scatter' (scatter mpg weight if rep78=="`r'", msize(large))"'
> > }
> > . di "`scatter'"
> > (scatter mpg weight if rep78==Unknown function .", msize()
> > r(133);
> >
> > As the error message shows, I need additional quotes somewhere. How do
> > I have to edit the definition of the macro "scatter"? In the end, the
> > macro should contain the following string, so that I can draw a graph
> > with the command -graph twoway "`scatter'"-.
> >
> > (scatter mpg weight if rep78==".", msize(large)) (scatter mpg weight
> > if rep78=="1", msize(large)) (scatter mpg weight if rep78=="2",
> > msize(large)) (scatter mpg weight if rep78=="3", msize(large))
> > (scatter mpg weight if rep78=="4", msize(large)) (scatter mpg weight
> > if rep78=="5", msize(large))
> >
> > Thanks,
> >
> > Friedrich
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