sed - simple one for you

[Stephen Ray Badgett]

have a lines in a file that I would like to change that have numbers that I need to change to 5000

example lines :

dog 23452435 cats
fish 4324 hooks
fishing while raining
_________________________________

would like to have after

dog 5000 cats
fish 5000 hooks
fishing while raining
_________________________________

Like I said it is simple but I just cant seem to get the right results

Steve

[Sandman! · Accepted solution]

# sed 's/[0-9][0-9]*/5000/g' infile

[Stephen Ray Badgett]

Perfect answer -- that is what I needed
:)