Variable Swap?

[email protected] ("Bharath Bhushan Lohray") Sun, 9 Dec 2001 17:54:09 +0530

Newsgroups	php.general,php.lang
Organization	openLoh
Message-ID	<[email protected]>

Is there a way of swapping the values of two variables without involving a
third variable.

something similar to the SWAP(A$,B$) of BASIC

I have a big variable(array) and I want to keep my script's memory
requirements as low as possible.

-Bharath Bhushan Lohray