[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: how to reverse a region of several words?
From: |
sunway |
Subject: |
Re: how to reverse a region of several words? |
Date: |
Mon, 28 Jul 2008 20:13:20 -0700 (PDT) |
User-agent: |
G2/1.0 |
I want to transpose "one two" to " two one"
On Jul 28, 11:00 pm, tyler <tyler.sm...@mail.mcgill.ca> wrote:
> sunway <sunwayfore...@gmail.com> writes:
> > e.g. the region contains words like "aaa bbb ccc ddd",I want to
> > reverse it to "ddd ccc bbb aaa"
>
> I think you probably want the words themselves to stay in the original
> order, i.e., one two => two one? If not, if you want to completely
> reverse the text, i.e., one two => owt eno, I use the following
> function:
>
> (defun reverse-string (beg1 end2)
> "Reverse the order of characters in a region.
> From a program takes two point or marker arguments, BEG1 and END2."
> (interactive "r")
> (if (> beg1 end2)
> (let (mid) (setq mid end2 end2 beg1 beg1 mid)))
> (while (< beg1 (1- end2))
> (let ((end1 (1+ beg1))
> (beg2 (1- end2)))
> (transpose-regions beg1 end1 beg2 end2))
> (incf beg1)
> (decf end2)))
>
> Cheers,
>
> Tyler
> --
> Philosophy of science is about as useful to scientists as ornithology is to
> birds. --Richard Feynman
- how to reverse a region of several words?, sunway, 2008/07/28
- Re: how to reverse a region of several words?, Thierry Volpiatto, 2008/07/28
- Re: how to reverse a region of several words?, tyler, 2008/07/28
- Re: how to reverse a region of several words?, Pascal J. Bourguignon, 2008/07/28
- Message not available
- Re: how to reverse a region of several words?,
sunway <=
- Re: how to reverse a region of several words?, Thierry Volpiatto, 2008/07/29
- Re: how to reverse a region of several words?, Pascal J. Bourguignon, 2008/07/29
- Re: how to reverse a region of several words?, sunway, 2008/07/30
- Re: how to reverse a region of several words?, Pascal J. Bourguignon, 2008/07/30
- Re: how to reverse a region of several words?, Thierry Volpiatto, 2008/07/30