Date:         Wed, 29 Sep 2010 06:14:31 -0500
Reply-To:     "Data _null_;" <iebupdte@GMAIL.COM>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         "Data _null_;" <iebupdte@GMAIL.COM>
Subject:      Re: proc print without data= option
Comments: To: bbser2009 <bbser2009@gmail.com>
In-Reply-To:  <001001cb5f8a$c54bdd00$4fe39700$@com>
Content-Type: text/plain; charset=ISO-8859-1

Last data set "created" or it can be set using _LAST_ system option.

3784  options _last_=sashelp.shoes;
3785
3786  proc options option=_last_ define;
3787     run;

    SAS (r) Proprietary Software Release 9.2  TS2M0

 _LAST_=SASHELP.shoes
Option Definition Information for SAS Option _LAST_
    Group= SASFILES
    Group Description: Library and member file information
    Description: Last SAS data set created
    Type: The option value is of type CHARACTER
          Maximum Number of Characters: 1024
          Casing: The option value is retained with original casing
          Quotes: If present during "set", start and end quotes are removed
          Parentheses: The option value does not require enclosure
within parentheses. If present, the parentheses are
          retained.
          Expansion: Environment variables, within the option value,
are not expanded
    When Can Set: Startup or anytime during the SAS Session
    Restricted: Your Site Administrator cannot restrict modification
of this option
    Optsave: Proc Optsave or command Dmoptsave will save this option

On Tue, Sep 28, 2010 at 10:59 PM, bbser2009 <bbser2009@gmail.com> wrote:
> Murphy,
>
> Thanks a lot. This made me realize that the DATA= data set is just read by the proc sort and the last execution of proc sort is to write the last observation of the data set b. So b is the last data set that sas deals with.
>
> Max
>
> -----Original Message-----
> From: goladin@gmail.com [mailto:goladin@gmail.com]
> Sent: September-28-10 11:36 PM
> To: bbser2009
> Subject: RE: proc print without data= option
>
> Hi,
>
> Might be wrong here. I thought that SAS always reference the last dataset opened. In this case, b is the one last opened.
>
> Forgive me for my ignorance if i am wrong on this.
>
> Regards,
> Murphy
> -----Original Message-----
> From: bbser2009
> Sent:  29/09/2010 10:58:34
> Subject:  proc print without data= option
>
> I submitted this code:
>
> proc sort data=sasuser.admitjune  out=b;
>
>    by ID;
>
> run;
>
> proc print;
>
> run;
>
>
>
> The output is the data set b.
> I know proc print outputs the "last" or "current" data set.
> But I just am curious why it is not sasuser.admitjune?
>
> Regards, Max
>