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Re: st: loop for graphs


From   Kamarul Imran <kim4597@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: loop for graphs
Date   Fri, 8 Jul 2011 18:42:17 +0800

Dear Marteen,

It works wonderful. Thanks very2 much.
I am very grateful

Best regards

Kamarul

On Fri, Jul 8, 2011 at 3:39 PM, Maarten Buis <maartenlbuis@gmail.com> wrote:
> On Fri, Jul 8, 2011 at 5:43 AM, Kamarul Imran wrote:
>>I have 3 dependent variables (a1,b1,c1) that i want plot
>> against 1 var (x). i will be using scatter plot and  hope to use these
>> commands
>>
>> foreach var of varlist a1-c1 {
>> graph twoway (scatter `var' x ) (lfit `var' x), saving(gr.gph)
>> }
>
> For each iteration of the loop you are using the same name to store
> your graph, thus overwriting the previous graph. So at the end of the
> loop you are left with only the last graph. If you change the name
> during each iteration, you'll get what you want. A convenient way is
> to use the local `var', as that will already change for each iteration
> and later it will be easier for you to remember which file contains
> which graph just by looking at the filenames (assuming you chose more
> informative variable names than a1 b1 c1...). So the example below
> should do what you want. (I use the -name()- option instead of the
> -saving()- option as I do not wish to store these graphs on my
> computer. You can of course change that.)
>
> *------------- begin example --------------
> sysuse nlsw88, clear
> foreach var of varlist wage hours ttl_exp {
>    twoway scatter `var' grade || ///
>           lfit `var' grade,      ///
>           name(gr`var', replace)
> }
> *--------------- 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
> Institut fuer Soziologie
> Universitaet Tuebingen
> Wilhelmstrasse 36
> 72074 Tuebingen
> Germany
>
>
> http://www.maartenbuis.nl
> --------------------------
>
> *
> *   For searches and help try:
> *   http://www.stata.com/help.cgi?search
> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
>



-- 
Kamarul Imran Musa
mobile : 0192711175 / 0139302002
Kota Bharu
Kelantan

sype: drkamarul5683

*
*   For searches and help try:
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*   http://www.ats.ucla.edu/stat/stata/


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