you could also use this:
function is_alphanum($data) {
return preg_match('/^\w+$/', $data);
}
> -----Original Message-----
> From: Steve Werby [mailto:[EMAIL PROTECTED]]
> Sent: Friday, July 06, 2001 3:32 PM
> To: John Monfort; [EMAIL PROTECTED]
> Subject: Re: [PHP] is_alpha_numeric ?
>
>
> "John Monfort" <[EMAIL PROTECTED]> wrote:
> > I'm trying to determine if an argument is alphanumeric. Is there a
> > function to do this?
>
> There may be in the CVS version (would have to check), but there's not in
> 4.0.6. eregi( [[:alnum:]]{1,}, $string ) may do the trick.
>
> --
> Steve Werby
> President, Befriend Internet Services LLC
> http://www.befriend.com/
>
>
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