On Thu, Jan 22, 2009 at 15:11, Shawn McKenzie <nos...@mckenzies.net> wrote:
>
> Or something like this (dunno, just brainstorming):
>
> function setornull(&$var)
> {
> if (!isset($var)) {
> return false;
> }
> elseif (is_null($var)) {
> return null;
> }
> return true;
> }
Unfortunately, neither solution would work. isset() will return
FALSE even for an instantiated and explicitly-defined NULL variable.
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