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Re: substitute a word in the whole file .. how ???

by dbwiz (Curate)
on Aug 13, 2003 at 11:28 UTC ( [id://283508]=note: print w/replies, xml ) Need Help??


in reply to substitute a word in the whole file .. how ???

perl -i.bak -pe 's/frog/toad/g' txtfile

This one-liner will save your old file into txtfile.bak, and modify txtfile by changing every occurrence of "frog" into "toad".

See perlrun for details on the command line arguments.

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