What resources are available for developers to stay updated on PHP version requirements and changes?

To stay updated on PHP version requirements and changes, developers can refer to the official PHP website, subscribe to PHP newsletters, follow PHP developers and communities on social media platforms, join PHP forums and discussion groups, and regularly check PHP documentation and release notes.

// Code snippet to check PHP version
if (version_compare(PHP_VERSION, '7.4.0') < 0) {
    die('Your PHP version is too old. Please upgrade to at least PHP 7.4.0');
}