PHP is an open-source, cross-platform, server-side, general-purpose scripting language typically used for web development. Being multi-paradigm, it supports imperative, functional, object-oriented, procedural, and reflective paradigms.
The language is implemented using C and C++ programming languages and has influenced the emergence of Active Server Pages (ASP), Jakarta Server Pages (JSP; formerly JavaServer Pages), and Hack. On the other hand, it was influenced by Perl, HTML, C, C++, and Java.
PHP originally stood for Personal Home Page, but it now stands for the recursive PHP: Hypertext Preprocessor. The programming language file typically have these file extensions;
.php, .phar, .phtml, .pht, and .phps.
PHP first appeared on June 8, 1995, and was originally designed by created by Danish-Canadian programmer Rasmus Lerdorf and is now maintained by the PHP Development Team at Zend Technologies. The current stable release s of February 2022 is PHP 8.1.2.