Can we have the PHPPHP PHP (recursive acronym for PHP: Hypertext Preprocessor) is a widely-used open source general-purpose scripting language that is especially suited for web development and can be embedded into HTML. http://php.net/manual/en/intro-whatis.php. linting done on the pre-commit hook for dotorg.svn updated to PHP 5.3 so we can use closures? Everything else should remain 5.2 as that is coreCore Core is the set of software required to run WordPress. The Core Development Team builds WordPress.’s minimum requirement, per this previous systems request.