php3-list | 199901

Re: [PHP3] strange problem with rand() From: Peter van Dijk (peter <email protected>)
Date: 01/31/99

On Fri, Jan 29, 1999 at 03:13:23AM +0926, Mark Musone wrote:
> it could be php not liking a reserved (?) name as a variable.
>
> count() is a function.
>
> you're using $count..
>
> try changing $count to something else..
>
> Mark
>
> >
> > hi all,
> >
> > I am using PHP on FreeBSD (i am a Pair networks client)
> > and i have a strange problem, look at this:
> >
> > $images = array("batman","indian","mermaid");
> > /* images array made shorter, doesn't seem to make a difference to me */
> > $count = count($images);
> > srand((double)microtime()*1000000); //seeding the random generator
> > $i=rand(0,$count); //picking a value between 0 and the length of $images
> >
> > ----
> >
> > After this I just do something like:
> > <img src="<? print $images[i]; ?>.gif"

That should be $images[$i].

> > After this a random image from the array should appear. But all i get is
> > HUGE values for $i like 1543769270 or 470447945 (i know this because
> > I print $i in my php3 file)... Anybody know
> > what's going on?

Hmm.. 'man perlfunc' has a warning about that. Maybe it applies to PHP too?

Greetz, Peter. 

-- 
.| Peter van Dijk
.| peter <email protected>

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