Date: Wed, 11 Dec 1996 13:42:00 +0100 (MET)
From: Miguel Murillo <mmurillo AT ideafix DOT cps DOT unizar DOT es>
To: Richard Adams <radams AT november DOT diac DOT com>
cc: djgpp AT delorie DOT com
Subject: Re: A newbie question: out to print out value of doubles?
In-Reply-To: <32a98413.1518950@news.diac.com>
Message-ID: <Pine.LNX.3.95.961211133907.13633B-100000@ideafix.cps.unizar.es>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII



On Sat, 7 Dec 1996, Richard Adams wrote:

> Hi. I have a question. I'm new to C. I'm writing an application that
> needs the extra precison of double-length floating point numbers
> rather than the single-precision float type. I'd like to be able to
> print out the double-floating-point variables, but how? I have tried
> the following but it doesn't work:
> 
> #include <stdio.h>
> #include <math.h>
> 
> void main(void)
> {
> 	double a=3.125978724;
> 	
> 	
> 	printf("The variable a is:\n\t");
> 	fprintf ("%f\n", &a);
	fprintf("%lf\n",a);


        /* Non pointer in printf, fprintf   */ 
	/* fscanf("%lf",&a);                */
        /* pointer in scanf, fscanf         */ 


> 	
> 	return;
> }
> 
> I get an "incompatible pointer type" warning. How can I print out the
> value of a double-precision floating point variable? Any help at all
> will be greatly appreciated...:)  Thank you!!
> 
> -Richard Adams
> radams AT mail DOT diac DOT com
> 

Good luck !
					Miguel Murillo