Counting characters with unix utilities

Ted Dunning ted at nmsu.edu
Tue Sep 25 01:00:53 AEST 1990



i didn't want to answer this one, but

In article <EMV.90Sep23181658 at picasso.math.lsa.umich.edu> emv at math.lsa.umich.edu (Edward Vielmetti) writes:

   In article <4002 at umbc3.UMBC.EDU> rouben at math9.math.umbc.edu writes:

	...
      cat file | tr -c 'A' '' | wc -c

	...

   ...
   cat file | tr -cd 'A' | wc -c



ed must have been kidding when he left the cat in place, instead of

tr -cd 'A' < file | wc -c

--
ted at nmsu.edu					+---------+
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