topic Re: dread in SAS Programming

dread

mssh2712 — Fri, 11 Nov 2016 04:58:43 GMT

Hi dear,

Can someone please help me DREAD function from basic with clear example....

Re: dread

Jagadishkatam — Fri, 11 Nov 2016 05:24:52 GMT

Here is an article with examples which could be helpful, it also has dopen, dnum, dclose functions with examples

http://www.mwsug.org/proceedings/2012/S1/MWSUG-2012-S128.pdf

Re: dread

PGStats — Fri, 11 Nov 2016 05:29:46 GMT

data files;
length file $128;
/* Define a filename pointing to the directory */
rc = filename("myDir", "C:\Users\PG\Documents\My SAS Files\9.4");
/* Open the directory, get directory id number */
dirId = dopen("myDir");
if dirId > 0 then do;
    /* dnum() : nb of files in directory */
    do i = 1 to dnum(dirId);
        /* Read the ith file name from directory */
        file = dread(dirId, i);
        if length(file) > 0 then output;
        end;
    /* Close the open directory */
    rc = dclose(dirId);
    end;
drop rc dirId i;
run;

proc print; run;