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Output list of files and folders to a dataset

/ Published in: SAS
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This simple, straightforward method should work on multiple platforms (other methods involving OS specific commands and pipes are less flexible).

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  1. filename parent "/lvl1/lvl2";
  2.  
  3.   data files_and_folders;
  4.     length name $50;
  5.     drop rc did i;
  6.     did=dopen("parent");
  7.     if did > 0 then do;
  8.       do i=1 to dnum(did);
  9.         name=dread(did,i);
  10.         output;
  11.         end;
  12.       rc=dclose(did);
  13.       end;
  14.     else put 'Could not open directory';
  15.   run;

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