redhat7 install php

In the Red Hat 7 system, it is necessary to install PHP, because PHP is a dynamic programming language and many websites are developed and maintained using it.

This article will introduce how to install PHP on a Red Hat 7 system and provide detailed steps and instructions to help you complete the process.

1. Confirm system version

Before installing PHP, you need to confirm your Red Hat 7 system version to determine the availability of the installation package.

You can find out your Red Hat 7 distribution and kernel version by using the following command:

$ cat /etc/redhat-release

The output should look similar to the following example:

Red Hat Enterprise Linux Server release 7.9 (Maipo)

2. Update System

Before you start installing PHP, you should update your system packages to ensure they are up to date.

Update your system using the following command:

$ sudo yum update

3. Install PHP and related packages

To install PHP and related packages you need to use The following command:

$ sudo yum install php php-cli php-common php-mysqlnd php-pdo php-xml php-gd php-mbstring

This will install PHP and some other required packages such as MySQL driver, XML support, image processing library, etc.

4. Configuring PHP

After installing PHP, you need to do some configuration to make sure it works properly.

First, you need to open the PHP configuration file and make sure certain settings are correct. You can open this file using the following command:

$ sudo vi /etc/php.ini

In this file, you need to find the following settings and modify them:

memory_limit = 256M
upload_max_filesize = 64M
post_max_size = 64M

In the above settings, you can adjust the memory limit appropriately , upload and POST limits to suit your needs.

5. Testing PHP

After all settings are completed, you can test whether PHP has been successfully installed and working properly.

Create a PHP test file in the terminal using the following command:

$ sudo vi /var/www/html/test.php

In the open file, enter the following PHP code:

<?php
phpinfo();
?>

After saving and exiting the file, You can type your Red Hat 7 IP address and the path to this file into your web browser:

http://your_ip_address/test.php

If you see a page that displays PHP information, it means that PHP has been successfully installed and working properly.

Conclusion

By following the steps and instructions provided in this article, installing PHP on a Red Hat 7 system should be a simple and straightforward process. Be sure to follow all instructions and configure it appropriately to ensure PHP works properly.

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