Script to delete a line from many files

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Szerző: Kevin Buettner
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Tárgy: Script to delete a line from many files
On Apr 24, 4:37pm, Alan Dayley wrote:

> Attention script wizards: I have a utterly simple request.
>
> I need a script to do the following:
> - Command line input
> -- Regular expression to find
> -- Filenames to process
> - Delete line in file that contains matching regular expression
>
> That's it.
>
> I have yet to take the time to learn sed, awk or other such tools and I
> just want a script now. (Instant gratification thing.)


You don't even need a script. Just do:

perl -i -ne 'print unless /your regex here/' file1 file2 ...

If you want to create a backup file of each file modified, just do
(instead):

perl -i.bak -ne 'print unless /your regex here/' file1 file2 ...

Kevin