What is PEAR?

PEAR is short for "PHP Extension and Application Repository" and is pronounced just like the fruit. The purpose of PEAR is to provide: PEAR's mission is to provide reusable components, lead innovation in PHP, provide best practices for PHP development and educate developers.

How to install pear easily :

Just go to http://pear.php.net/pear/go-pear.
Your browser opened with php source code.
copy all source-codes and save in to php file called go-pear.php
create folder called "pear" in your web root.(Local host user can create "pear" folder in "htdocs")
Now open pear file with your web ie http://my-source-codes.blogspot.com/go-pear.php (Local user can browse using http://localhost:80/pear/go-pear.php).
Your browser opened with following screen.

Now settings up configuration options opened with your browser.
If you are using proxy internet then setup proxy field in configuration options.
click on install your pear will be installed within some minutes.