快速生成虛擬變數(dummy variable)
data test;
input age aaa y;
datalines;
1 1 1
2 2 2
3 3 3
1 4 3
2 5 3
5 5 3
4 5 3
3 1 3
;
run;
%dummy(mydata = test, outdumydata = test2, classvar = age aaa, nclassvar = age, mergedata = test34)
%macro dummy(mydata, outdumydata, classvar, nclassvar, mergedata);
/*================================================================================*/
/*%let...
