[kwlug-disc] comment matching lines in multiple files

Richard Weait richard at weait.com
Sun Sep 20 16:05:11 EDT 2009


On Sun, Sep 20, 2009 at 4:04 PM, Richard Weait <richard at weait.com> wrote:
> Dear Lazyweb,
>
> I have many files, some have lines containing "foobar" in the line
> somewhere.  I want to comment every line that contains "foobar" with a
> leading "#".  From bash.
>
> I'm presuming that there are bash, awk, find, sed and perl one liners for this.

Solution with the least line noise wins.  So I guess perl is out.  ;-)



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