"PHP is already popular, used in millions of domains (according
to Netcraft), supported by most ISPs and used by household-name Web
companies like Yahoo! The upcoming versions of PHP aim to add to
this success by introducing new features that make PHP more usable
in some cases and more secure in others. Are you ready for PHP V6?
If you were upgrading tomorrow, would your scripts execute just
fine or would you have work to do? This article focuses on the
changes for PHP V6--some of them back-ported to versions PHP
V5.x--that could require some tweaks to your current scripts.
"If you're not using PHP yet and have been thinking about it,
take a look at its latest features. These features, from Unicode to
core support for XML, make it even easier for you to write
feature-filled PHP applications..."