How can users effectively communicate with their employers about upgrading operating systems for PHP development?

Users can effectively communicate with their employers about upgrading operating systems for PHP development by highlighting the benefits of upgrading, such as improved security, performance, and compatibility with newer PHP versions. They can also provide information on the potential risks of not upgrading, such as vulnerability to security threats and compatibility issues with newer PHP frameworks and libraries. Additionally, users can offer to assist with the upgrade process and provide a timeline for implementation.

<?php

// Code snippet to check PHP version
if (version_compare(PHP_VERSION, '7.4.0') < 0) {
    echo "Please upgrade your PHP version to at least 7.4.0 for better performance and security.";
} else {
    echo "Your PHP version is up to date.";
}

?>