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From: angst@fig.ucsb.edu (Hopelessly in love w/Donna Reed)
Newsgroups: comp.lang.c
Subject: Re: How to separate numbers in three-digit groups in C
Message-ID: <12197@hub.ucsb.edu>
Date: 24 Jun 91 18:44:56 GMT
References: <1991Jun23.174550.14820@umbc3.umbc.edu> <12192@hub.ucsb.edu> <1991Jun24.134512.27162@leland.Stanford.EDU>
Sender: news@hub.ucsb.edu
Reply-To: angst@cs.ucsb.edu (Hopelessly in love w/Donna Reed)
Organization: Funf auf def nach oben offenen Richterskala
Lines: 22

In article <1991Jun24.134512.27162@leland.Stanford.EDU> dkeisen@leland.Stanford.EDU (Dave Eisen) writes:
>In article <12192@hub.ucsb.edu> angst@cs.ucsb.edu (Hopelessly in love w/Donna Reed) writes:
>>This function will work.  It assumes the number is contained in a string
>>(which you can do by using sprintf()) --
>>
>
>No it won't. It bombs on -123 for example.

True, my solution doesn't work for negative numbers.  

Add the following as the first line of the function:

	if (s && *s == '-') {
	    putchar ('-');
	    s++;
	}

-d

"Let the fools have their tartar sauce."	|          Dave Stein
  		        - Mr. Burns		|       angst@cs.ucsb.edu
						|    angst%cs@ucsbuxa.bitnet