Help using Base SAS procedures

Definition

Reply
Regular Contributor
Regular Contributor
Posts: 238

Definition

I have this code and wonder what the dash dash signifies

proc sort nodupekey; by mem_id - - prov_eff_dt;

run;


Respected Advisor
Posts: 3,777

Re: Definition

Respected Advisor
Posts: 4,662

Re: Definition

It means to do the sort according to all the variables from mem_id to prov_eff_dt in the list of variables of the dataset that is getting sorted.

PG

PG
Frequent Contributor
Posts: 101

Re: Definition

It signifies a list of variables beginning with mem_id and ending with prov_eff_dt based on the order the variables were defined in the dataset. Here is the section that covers variable lists.

http://support.sas.com/documentation/cdl/en/lrcon/62955/HTML/default/viewer.htm#a000695105.htm

Ask a Question
Discussion stats
  • 3 replies
  • 202 views
  • 1 like
  • 4 in conversation