Date:         Thu, 3 Mar 2011 10:31:20 -0500
Reply-To:     Gerhard Hellriegel <gerhard.hellriegel@T-ONLINE.DE>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         Gerhard Hellriegel <gerhard.hellriegel@T-ONLINE.DE>
Subject:      Re: eval the expression in variable

why a function?

%let d=5+2;

data _null_;
  x=&d;
  put x=;
run;

Gerhard





On Thu, 3 Mar 2011 15:46:42 +0530, vaibhav wadhera
<vaibhavwadhera@GMAIL.COM> wrote:

>Hi Clark
>
>We can use the Sum function to get the same.
>
>On Thu, Mar 3, 2011 at 3:41 PM, Clark An <kuhasu@126.com> wrote:
>
>> d="5+2";
>>
>> if d is a macro variable,
>> we can get 7 by the aid of %eval
>> but is there a function in data step can help to do this?
>> s=function(d);/*s=7*/?
>>
>> TIA
>>
>
>
>
>--
>Thanks & Regards
>
>Vaibhav wadhera