On Wed, 21 Mar 2001, Björn Schotte wrote:
> I recently had a discussion with Alexander Aulbach
> (submitter of bug reports with unset() and the
> inconsistencies with unset($foo) and unset($bar["bla"])
> (the latter works, the former not)) and we agreed
> that there definitively would be need of a funtion
> called
>   is_reference(varname)
> Sometimes we would like to know if $foo is a references
> variable or not (e.g. to ship around the unset() bug
> issue).
> What do you think?

It's not really possible right now due to the way Zend engine works.

* Non-volatile, random-access, analog memory store... a book. *

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