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Text File  |  2003-04-15  |  117b  |  9 lines
  1. #
  2. # Example 9-1
  3. # Using exec on a process pipeline.
  4. #
  5.  
  6. set n [exec sort < /etc/passwd | uniq | wc -l 2> /dev/null]
  7.  
  8.  
  9.