topic What is the functionality of || here in SAS Programming

What is the functionality of || here

bncoxuk — Thu, 16 Feb 2012 15:55:00 GMT

%macro break(byval);
data work.age_&byval;
set work.sorted(where=(age=&byval));
run;
%mend;
proc sort data=sashelp.class out=work.sorted;
by age;
run;
options mprint;
data _null_;
set work.sorted;
by age;
if first.age then call execute('%break('||age||')');
run;

What is the functionality of || here

art297 — Thu, 16 Feb 2012 15:56:52 GMT

concatenation

What is the functionality of || here

bncoxuk — Thu, 16 Feb 2012 16:01:59 GMT

Sorry I don't understand why there is concatenation here. The files are produced as age_11, age_12...

What is the functionality of || here

art297 — Thu, 16 Feb 2012 16:07:16 GMT

It is concatenating the string that is being sent. In short, it is submitting:

%break(16)

which will run the macro with the variable's value

What is the functionality of || here

bncoxuk — Thu, 16 Feb 2012 16:18:43 GMT

Can I ask how '||age||' became the value of the variable?

Thanks for help.

What is the functionality of || here

art297 — Thu, 16 Feb 2012 16:20:38 GMT

Take a look at: http://support.sas.com/documentation/cdl/en/mcrolref/61885/HTML/default/viewer.htm#a000543697.htm