GNU bug report logs - #13032
24.3.50; Request: Provide a `delete-duplicate-lines' command

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Package: emacs;

Reported by: Dani Moncayo <dmoncayo <at> gmail.com>

Date: Thu, 29 Nov 2012 19:26:01 UTC

Severity: wishlist

Found in version 24.3.50

Done: Juri Linkov <juri <at> jurta.org>

Bug is archived. No further changes may be made.

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From: Juri Linkov <juri <at> jurta.org>
To: Dani Moncayo <dmoncayo <at> gmail.com>
Cc: 13032 <at> debbugs.gnu.org
Subject: bug#13032: 24.3.50; Request: Provide a `delete-duplicate-lines' command
Date: Fri, 30 Nov 2012 02:31:21 +0200

> That is: provide a function `delete-duplicate-lines' (or some such)
> that removes all duplicate lines in the active region and prints in
> the echo area a message like "Duplicate lines removed: <n>".

This is what I currently use to delete duplicate lines:

  C-u M-| awk -- '!a[$0]++' RET

Do you intend to create a Lisp function with the same result?
This bug report was last modified 12 years and 172 days ago.

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