SAS宏变量的定义与引用

谷小燕老师

%let town=Detroit;


data city;
input city$ state$;
datalines;
Detroit MI
Chicago IL
;
run;


data city2;
set city;
where city="&town"; /*此处用单引用无法解析town宏变量*/
run;


/*宏变量的间接引用*/
%let CustID = 9;
%let Name9=Kirsty;
%put &&&Name&CustID;