Bookmark and Share

Notice: On March 31, it was announced that Statalist is moving from an email list to a forum. The old list will shut down at the end of May, and its replacement, statalist.org is already up and running.


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: st: the use of loop function in Stata


From   Nick Cox <njcoxstata@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: the use of loop function in Stata
Date   Tue, 13 Mar 2012 18:08:15 +0000

Till: I don't see that there is a distinction here. In terms of Rosie's syntax

    histogram `var',  by(AID4, col(1))
    graph save histogram`var'

should work fine.

Nick

On Tue, Mar 13, 2012 at 3:28 PM, Steve Nakoneshny <scnakone@ucalgary.ca> wrote:
> You will also need to add the -replace- option to the histogram command.
>
> On 2012-03-13, at 8:44 AM, Dr. Till Ittermann wrote:
>
>> Hi,
>>
>> I would loop over lname not var:
>>
>> foreach lname in lnamelist {
>> histogram `lname',  by(AID4, col(1))
>> graph save histogram`lname'
>> }
>>
>>
>>
>> m 13.03.2012 15:36, schrieb Rosie Chen:
>>> Nick, thank you very much for the further advice, which makes the syntax more efficient. Given the loop syntax I have, how to save all the histogram graphs? If I use the code below, the error message says: "file histogram.gph already exists".
>>>
>>>
>>> foreach var of varlist lp*{
>>>
>>>     histogram `var',  by(AID4, col(1))
>>>
>>>     graph save histogram
>>> }
>>>

*
*   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/


© Copyright 1996–2014 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   Site index