Re: Stuck... Long day I think.. ;-)
| From: | Brian V Bonini | Date: | Fri, 16 May 2003 23:43:59 +0000 |
| Subject: | Re: Stuck... Long day I think.. ;-) | ||
| References: | 1 2 | Groups: | php.general |
| Request: | Send a blank email to php-general+get-147994@lists.php.net to get a copy of this message | ||
On Fri, 2003-05-16 at 19:19, Frappy John wrote:
> > I do the same thing here and it works fine:
> >
> > for($i = 250; $i <= 1000; $i += 250) {
> > $c_val[] = $i;
> > }
> . . .
> > I'm not seeing the difference in terms of functionality.
>
> One big difference is your protein routine deals with
> decimals (floating point) and your calories routine deals
> with whole numbers (integers).
>
> One general rule of thumb is never to test a floating point
> number for equality.
Ah, I did not know that, thanks. So any suggestions for how to approach
this then? I guess I need to convert those values to something else and
test them??
>
> > I can not get ($v != $_POST['protein']) to evaluate as
> > true.
>
> I would think it would *always* evaluate as true (i.e.
> always != ). Is that what you meant to say?
Yup, that's what I meant, like I said, "long day"... ;-)