How to install and configure PHP on Red Hat Enterprise Linux 7.4

Recently, more and more people have begun to use Linux operating system as their server operating system, among which Red Hat Enterprise Linux (Red Hat Enterprise Linux or RHEL for short) is one of the most popular Linux distributions. RHEL offers security, reliability, and stability and is widely used by many server administrators and enterprises. In this article, we will cover how to install and configure PHP on Red Hat Enterprise Linux 7.4.

Step One: Install and Configure Apache Web Server
Before installing PHP, we need to verify that the Apache Web server is installed and running. The process of installing and configuring Apache web server on RHEL 7.4 is as follows.

1. Use the root user to log in to the RHEL 7.4 server.
2. Use the following yum command to update system packages:

yum update -y

3. Install the Apache web server with root privileges:

yum install httpd -y

4. Install Once completed, use the following systemctl command to start the Apache web server and configure it to start at boot:

systemctl start httpd
systemctl enable httpd

5. Visit your server IP address in a web browser and if the Apache test page appears, The Apache server has been successfully installed and configured.

Step 2: Install PHP
Now that we have successfully installed and configured the Apache web server, let us continue to install and configure PHP.

1. Install PHP and related MySQL and Apache modules using the following command:

yum install php php-mysql php-gd -y

2. After the installation is complete, use the following command to restart the web server to make the changes Effective:

systemctl restart httpd

3. To verify that PHP has been installed and configured correctly, create an index.php file:

vi /var/www/html/index.php

4. Place Insert the following PHP code into the index.php file:

   <?phpphpinfo(); ?>

5. Save and exit the file, then enter your server IP address in your web browser and you should see the PHP information page. This will list the PHP version, compilation options and all loaded PHP modules on the page.

Now you have successfully installed and configured PHP on Red Hat Enterprise Linux 7.4. If you plan to run web applications on a Linux server, PHP is essential as many popular web frameworks and CMS are written in PHP. Hope this article is helpful to you.

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