Hi There, Found a typo in sed, a stream editor, section 4.2 Current: # replace all leading 9s by _ (any other character except digits, could Corrected: # replace all trailing 9s by _ (any other character except digits, could Thanks, | | | sed, a stream editor sed, a stream editor | | |  --------------------------- Phil Hartman (240) 793-8933 Rockville, MD