Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!sdd.hp.com!spool.mu.edu!news.cs.indiana.edu!cs.widener.edu!brendan
From: brendan@cs.widener.edu (Brendan Kehoe)
Newsgroups: comp.lang.c
Subject: Re: Simple atof() question
Message-ID: <1991Mar19.181719.7821@cs.widener.edu>
Date: 19 Mar 91 18:17:19 GMT
Article-I.D.: cs.1991Mar19.181719.7821
References: <1214@caslon.cs.arizona.edu>
Distribution: na
Organization: Widener CS Dept
Lines: 18

In <1214@caslon.cs.arizona.edu>, armstron@cs.arizona.edu writes:
>How can I get atof() to return a float instead of a double? 
>When I run this simple program I get n = 37.549999 instead of
>n = 37.55.  What am I doing wrong?
>[...]
>n = (float) atof(buf);
>printf("n = %f\n",n);
>[...]

  I have a feeling it's got something to do with the way printf takes
  its argument .. notice if ya do
	printf("n = %.2f\n", n);
  you do get 37.55.

-- 
     Brendan Kehoe - Widener Sun Network Manager - brendan@cs.widener.edu
  Widener University in Chester, PA                A Bloody Sun-Dec War Zone
 Now that we know he has ID, we could give him an account. finger bush@cs....