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SAS Code Fragments
Creating a long list of variable names based on an abbreviated one

/***************************************************
   slist: an abbreviated list of variable names
          can be any SAS variable list
   flist: a global macro variable that is the
          expanded variable name list
***************************************************/
%macro varlist(data, slist);
  data _tiny_;
    set &data;
	keep &slist;
  run;
proc sql noprint;
  select name into :myvarlist separated by " "
  from sashelp.vcolumn
  where libname="WORK" and memname="_TINY_";
quit;
%let flist = &myvarlist;
%mend;

data test;
  array v(10);
  do j = 1 to 5;
  do i = 1 to 10;
    v(i) = i*5*j;
	ind = (i*j >30);
	end;
  output;
  end;
run;

%global flist;
%varlist(test, v:);
%put &flist;

122  %put &flist;
v1 v2 v3 v4 v5 v6 v7 v8 v9 v10

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