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Re: capitalizing file names

X-seq: zsh-users 11454
From: Phil Pennock <zsh-workers+phil.pennock@xxxxxxxxxxxx>
To: zsh-users@xxxxxxxxxx
Subject: Re: capitalizing file names
Date: Wed, 25 Apr 2007 22:52:37 -0700
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On 2007-04-25 at 22:16 -0700, Alexy Khrabrov wrote:
>  I need to rename a series of files on Mac OS X, to reflect case
>  difference.  I have multi-word file names such as
> 
>  alexy_070411_1971.dng
> 
>  -- which must become
> 
>  Alexy_070411_1971.DNG
> 
>  -- that is, I need to capitalize the filename and the extension.  Lest
>  of writing a perl/ruby script, is there a zsh way?

If you can assume that all filenames have an extension:

for f in ...whatever...
do
	mv $f ${(C)f:r}.${(U)f:e}
done

See zshexpn(1); (C) to capitalise words, (U) to upper-case them, :r and
:e for extracting components of the filename (root & extension).

Successfully tested on MacOS X.

-Phil

References:
- capitalizing file names
  - From: Alexy Khrabrov

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