PHP is one of the open source framework that is utilized for developing web applications. The model is built on the Ruby-on-Rails concept and the applications are written in PHP.
PHP developers utilizes this concept model to build robust web applications. The complexities or simplicity of the CMS application development is never a hindrance as it can easily handle anything and everything related to it with ease.
The framework is built on the concepts of the MVC architecture and this allows you to easily customize and even extend the aspects of your applications if need be. It also provides you with an architecture that is extensible and can be utilized for developing, maintaining and deploying applications