At 10:20 AM 7/19/2002, Joshua Olson wrote: <snip>I have some files that need text changed. The files are a few dozen megs a piece and the item to be replaced is on every line. Does anybody know of some fast utilities for doing a search and replace of this magnitude?</snip> Find and grep Eg http://www.athabascau.ca/html/depts/compserv/webunit/HOWTO/find.htm And then sed Eg http://www-h.eng.cam.ac.uk/help/tpl/unix/sed.html Fastest you'll ever get.. Tim