Are there any specific considerations for PHP 5 on an IIS server compared to PHP 4?

PHP 5 introduces some new features and changes compared to PHP 4, so there may be compatibility issues when running PHP 5 on an IIS server. One common consideration is ensuring that the correct version of PHP is installed and configured properly on the IIS server to ensure compatibility and optimal performance.

// Example PHP code snippet for configuring PHP 5 on an IIS server
// Ensure the correct version of PHP is installed and configured in the IIS server settings
// Check for any compatibility issues and update the code accordingly