How To Install PHP 5.5 on CentOS


This tutorial will show you how to install PHP 5.5 on CentOS. For those of you who didn’t know, PHP (PHP: Hypertext Preprocessor) is a server-side scripting language designed for web development but also used as a general-purpose programming language. PHP code is interpreted by a web server with a PHP processor module, which generates the resulting web page: PHP commands can be embedded directly into an HTML source document rather than calling an external file to process data.

Install PHP 5.5 on CentOS

To install, first you must add the Webtatic yum repository information corresponding to your CentOS/RHEL version to yum:

For CentOS 6.x use:

For CentOS 5.x use:
Now you can install PHP 5.5:
Restart apache after PHP installation:


PHP should now be installed. You can check by creating a file called info.php in /var/www/html/ with the following content:

Congratulation’s! You have successfully installed PHP. Thanks for using this tutorial for installing PHP 5.5 in CentOS system. For additional help or useful information, we recommend you to check the official PHP web site.

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