Cameron Simpson wrote: > On 17Jan2009 20:36, Matthew Flaschen <matthew flaschen gatech edu> wrote: > | Dave Stevens wrote: > | > I have a sequence of lines of ASCII text of varying length, each of which ends > | > with an integer. Anyone have a quick and dirty way of getting these lines > | > copied to a new file with only the last number on each line of the new file? > | > | How about: > | grep -o -E [[:digit:]]+$ foo.txt > new_file.txt > > I see your grep and raise you a sed: > > sed 's/.*[^0-9]//' foo.txt >new_file.txt > What happens if there is a number in the middle of the line of text, as well as at the end? Wouldn't that give you more text then desired? Mikkel -- Do not meddle in the affairs of dragons, for thou art crunchy and taste good with Ketchup!
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