What is Codeigniter Framework?

Codeigniter is one of the most popular php framework which are built on PHP platform. CodeIgniter is open-source php framework.

Codeigniter is PHP Framework which follows the MVC (Model - View - Controller) design pattern.

Nows a days, Model View Controller(MVC) is the most popular design pattern in software development.

Codeigniter Framework provide predefine function and Library which are used for application development. codeigniter Framework also support HMVC.

Feature of Codeigniter Framework :-

• Performance matters:- It obtains better scores than other php based application frameworks like Cakephp, Zend etc in terms of loading speed / performance.
• Easy integration support:- It gives a very easy way to integrate third-party tools as library/plugins.
• Easy Documentation:- Their documentation are simply mind-blowing, actually best to me among all other documentation I have experienced till now.

Year	Version
2006 :-	The first version of CodeIgniter was released by EllisLab on February 28, 2006.
2009 :-	Release Second version of codeigniter 2.0
2014 :-	Release Third version of codeigniter 3.0 On July 9, 2013
2020 :-	CodeIgniter 4 was officially launched On February 24, 2020.

How to install codeigniter?

• Download codeignitor framework
• Extract the zipped file.
• Copy and paste the unzipped folder in wamp or xampp server under www directory or htdocs and rename the folder such as ci_project.
• Run the wamp server
• Open localhost
• http://localhost/ci_project

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