Re: [PHP-DEV] Re: [PHP-QA] Re: [PHP-DEV] Re: [PHP-QA] Re: [PHP-DEV] Release process

[Joe Brown]

What about an isnull() function, opposed to key_exists();

IsPossible()?

"Zeev Suraski" <[EMAIL PROTECTED]> wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> At 16:46 3/5/2001, Andi Gutmans wrote:
> >> > By the way, what happened to that array_defined() or whatever
function
> >> > which was added? Didn't we say it should be nuked? isset() and
empty() are
> >> > enough IMO especially as NULL is used as undefined.
> >>
> >>key_exists(), you mean? I didn't put it in, and as far as I know it's
> >>still there.
> >
> >I'd really like to nuke it.
>
> Without commenting on whether it should be nuked or not, there's no way to
> implement this functionality with isset() and empty().  Neither of these
> constructs can be used to figure out whether an element exists and is
> null.  Whether or not this should be detectable is a different issue...
>
> Zeev
>
>
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