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Article #57553

Re: ed editor

#57553
From: Robi Karp
Date: Thu, 19 Sep 1996 00:00
53 lines
2242 bytes
In article <323BE5FD.581B63BA@zip.com.au> "Grahame M. Kelly"
<gmkelly@zip.com.au> writes:

: Ron wrote:
: > 
: > Hi I'm just learning UNIX, so far I enjoy it!
: > 
: > How do I add a piece of text to a line that already is in the buffer?
: > ex.,
: > 
: > 
: > The Super Fast Brown Fox Jumps Over the Lazy Dog.
: > The Super Fast Brown Fox Jumps Over the Lazy Dog.
: > 
: > I have 6 of these lines and I need to add a number starting with 1 thru
: > 6 in front of the word The.
: 
: Hi Ron,
: 
: Welcome on the Linux bandwagon. The most simple way is to use "vi"
: and at the command entry do ":nu" which will automatically number
: each line.

He actually wants to add it to the file, not just display the line
number so doing this won't help.

Ron, depending on what you want to achieve there are different
tools that will do different things.

For example, perhaps the easiest way to add line numbers to a file is
to use car.  If your file is called f1 you could do the following:

% cat -n f1 > f2
% mv f2 f1

If in doubt look at the manual entry (man cat).

If you want to edit the file then different editors are available.  ed
is good but you really need to learn about regular expressions before
you can use it to its full advantage.  You could use vi, but you could
also use emacs.  


I don't want to start any editor-religion wars here so it's perhaps
best if I say that you should have a bit of a look at both of these
editors and decide what suits you the best.  However emacs... :-)

- Robi
--
email: robi@interaus.net      "Charlotte agreed, what was needed was
tel  : (+61) (2) 879 9007      a man with a whip".
fax  : (+61) (2) 879 9200      E. M. Forster, A Room With a View
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From: robi@itsyd.bhp.com.au (Robi Karp)
Subject: Re: ed editor
Date: 1996/09/19
Message-ID: <w0loe7icpy.fsf@sydsun.itsyd.bhp.com.au>
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sender: robi@sydsun.itsyd.bhp.com.au
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