How to install PHP 7.2/7.3/7.4 or 8.0 on Amazon Linux 2

To install PHP 7.2, 7.3, 7.4, or 8.0 on Amazon Linux 2, you can use the following steps:

1. Add the repository for PHP 7.2, 7.3, 7.4, or 8.0:

sudo amazon-linux-extras install -y php7.2

Replace php7.2 with php7.3, php7.4, or php8.0 depending on the version you want to install.

2. Install PHP:

sudo yum install -y php

This will install the latest version of PHP available in the repository.

3. Restart the Apache web server:

sudo service httpd restart

This will apply the changes and make PHP available to your web server.

4. Test the installation:

Create a PHP file in the document root of your web server with the following code:

<?php
phpinfo();
?>

Save the file and access it from a web browser. You should see a page with information about your PHP installation, indicating that PHP is working correctly.