Re: st: loop with global marco

[Nick Bornschein <nick.bornschein@gmail.com>]

Thanks Maarten,

but I created the vars1... just as an example. In reality my global 
macros are called adapt, market and so on...


Am 19.02.14 13:37, schrieb Maarten Buis:
> --- On Wed, Feb 19, 2014 at 1:23 PM, Nick Bornschein wrote:
> > I defined 3 global macros, each of them containing the names of variables:
> > (... means there are a lot more variables in it)
> >
> > global var1 "hope truth..."
> > global var2 "life death..."
> > global var3 "never loose..."
> >
> > Now I want to summarize the global macros in blocks with:
> >
> > foreach x of global var1 var2 var3 {
> > su `x'
> > }
> >
> > But it does not work, it always runs through all variables without creating
> > blocks.
>
> Here is how I would do this:
>
> *------------------ begin example ------------------
> sysuse auto
> global var1 foreign rep78
> global var2 mpg weight
> global var3 trunk length
>
> forvalues i = 1/3 {
>      sum ${var`i'}
> }
> *------------------- end example -------------------
> * (For more on examples I sent to the Statalist see:
> * http://www.maartenbuis.nl/example_faq )
>
>
> This is not exactly true, I tend to avoid global macros wherever I can:
>
> *------------------ begin example ------------------
> sysuse auto
> local var1 foreign rep78
> local var2 mpg weight
> local var3 trunk length
>
> forvalues i = 1/3 {
>      sum `var`i''
> }
> *------------------- end example -------------------
> * (For more on examples I sent to the Statalist see:
> * http://www.maartenbuis.nl/example_faq )
>
> Hope this helps,
> Maarten
>
> ---------------------------------
> Maarten L. Buis
> WZB
> Reichpietschufer 50
> 10785 Berlin
> Germany
>
> http://www.maartenbuis.nl
> ---------------------------------
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