On Tue, 7 Mar 2006, Alan Dayley wrote: > OK, I am ignorant. What does the above mean? man tr :) In this case, take the first set of characters and replace with second set of characters. Jeremy C. Reed echo 'I7 at 87944:;6<754372=9=?48812=7043:>' | tr '0-@' 'wutrofn mlkige.ca'