PHP 5.4.0 is now available for download.what’s new in this version?
New language syntax including Traits, shortened array syntax
Improved performance and reduced memory consumption
Support for multibyte languages now available in all builds of PHP at the flip of a runtime switch
Built-in webserver in CLI mode to simplify development workflows and testing
Cleaner code base thanks to the removal of multiple deprecated language features
Many more improvements and fixes
