Path: utzoo!attcan!uunet!husc6!rutgers!att!ulysses!andante!alice!ark
From: ark@alice.UUCP (Andrew Koenig)
Newsgroups: comp.lang.c
Subject: Re: #include <is.h>
Keywords: something extra...
Message-ID: <8587@alice.UUCP>
Date: 22 Dec 88 22:12:26 GMT
References: <354@greens.UUCP> <175@wzv.UUCP>
Organization: AT&T Bell Laboratories, Liberty Corner NJ
Lines: 19

In article <175@wzv.UUCP>, wietse@wzv.UUCP (Wietse Z. Venema) writes:
 
> int isfloat(s)	/* wants a null-terminated string with f.p. number */
> char *s;
> {
> 	char junk = 0;
> 	float fval;

> 	return (sscanf(s,"%f%c",&fval,&junk) == 1);
> }

Nope, this one doesn't work either.

Give it something like "1e500" and it dumps core
due to a floating-point overflow.

-- 
				--Andrew Koenig
				  ark@europa.att.com