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Re: Add +2 to all numbers in file
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From: |
Pascal J. Bourguignon |
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Subject: |
Re: Add +2 to all numbers in file |
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Date: |
Fri, 27 Feb 2009 18:58:44 +0100 |
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User-agent: |
Gnus/5.1008 (Gnus v5.10.8) Emacs/22.3 (darwin) |
sharky <landhaj@yahoo.com> writes:
> Hi!
>
> I have a file with a lot of numbers. It looks like this:
>
> xx, xx, xx--xx, xx, xx, x
> xx, x, xx--xx, xx--xx, x
> xx, xx
> xx, xx, xx--xx, xx--xx, xx--xx
>
> You get the picture. Can I make emacs add 2 to each and everyone of
> these numbers?
>
> Please help!
If you have only one file, you can edit it interactively. With recent
emacs (eg. 22, perhaps even 21), you can substitute an expression.
Type:
M-x replace-regexp RET \([0-9][0-9]*\) RET \,(+ 2 (car (read-from-string \1)))
RET
--
__Pascal Bourguignon__