batch dos command process in SAS

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Here is a utility to do a rename all file with file extention .mp3 to 001.mp3, 002mp3, etc under folder c:\downloads.




%let dir=  c:\downloads;
filename s pipe "dir &dir.\*.mp3/b";

data _null_;
  length name nname $30 cmd $80;
  infile s;
  input name;
  n+1;
  nname=put(n,z3.)||'.'||scan( name,2,'.');
  cmd="ren &dir.\"||trim(name)||"  "|| nname;
  put cmd=;
  call system(cmd);
run;

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关键词：Process Command Batch ATCH Comm SAS Command Process DOS Batch

感谢高手分享

using pipe, you can run all dos commands, make data processes very efficiently

感谢分享！！！！

很高端，感觉不是很明白？？？