PHP is basically a general-purpose scripting language. It really is especially well suited for server-side web development. PHP generally runs over a web server. Every PHP code in any asked file can be accomplished by the PHP runtime. It will help in creation of dynamic web page content. The other utilities of it lay in command-line scripting and client-side GUI applications. PHP is deployable on almost all of the internet web servers, numerous operating systems and platforms. It can even be put together with many relational data source management systems. PHP Group supplies the complete source code for users to develop, modify and grow for their own use. So it will be offered free of charge.

PHP mainly functions as a filter. That takes input from data or stream which consists of text and/or PHP instructions and produces output of another stream of data. The most frequent output is HTML CODE. Considering that the advent of PHP 4, the PHP parser compiles input to give bytecode output for control by the Zend Engine. It results in an increased performance over the interpreter predecessor.

It was at first developed to create dynamic website pages. It now focuses mainly on server-side scripting. It works quite similar to other server-side server scripting languages that provide powerful content from a web server to a customer. Some of its market opponents are Microsoft’s Active Machine Pages, Sun Microsystems’ Java Server Pages, and mod perl.

It has also dedicated to the development of many frameworks that provide building hindrances and a design composition to support rapid app development (RAD). Some of these are, viz, CakePHP, Symfony, CodeIgniter, and Zend Framework. Every one of them offer features similar to other web program frameworks.
PHP is the P in the package called LAMP architecture in web industry alongside Apache, Apache and MySQL. The bunch is just one way of deploying web applications. P may also refer to Perl or Python or some blend of the three.

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