PHP is very popular and powerful website to create website programming language. It is server scripting language which comes with powerful tool for making dynamic web pages. No other languages competes its such usefulness, Asp .net is its alternative. Its full form is Hypertext Preprocessor.
Php can with mysql to connect with database. Php command start with <? and end with ?>.
Many PHP Frameworks can be used with it, like Laravel, Symfony, Codeigniter and others.