Date: Thu, 09 Nov 2000 18:59:45 +0200
From: "Eli Zaretskii" <eliz AT is DOT elta DOT co DOT il>
Sender: halo1 AT zahav DOT net DOT il
To: djgpp AT delorie DOT com
Message-Id: <3405-Thu09Nov2000185944+0200-eliz@is.elta.co.il>
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In-reply-to: <8u9thf$6j9$1@nnrp1.deja.com> (stryyker@my-deja.com)
Subject: Re: Partial file overwrite
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> From: stryyker AT my-deja DOT com
> Newsgroups: comp.os.msdos.djgpp
> Date: Tue, 07 Nov 2000 21:51:46 GMT
> >
> > Open the file in read/write mode, seek to the place where you want to
> > change, write the new contents, then close the file.
> >
> > Does that do what you want?
> >
> And how do I open the file in read/write mode? (I am new to c++)

Use both ios:in and ios:out when you declare the stream object, I
suppose.