What potential issues can arise when updating Apache and PHP versions on a Windows platform?

When updating Apache and PHP versions on a Windows platform, potential issues can arise due to compatibility issues between the new versions and existing configurations. One common issue is the need to update configuration files, such as php.ini, to reflect changes in the new versions. Additionally, some extensions or modules may need to be recompiled or reinstalled to work with the updated versions.

// Example PHP code snippet to update the php.ini file after updating Apache and PHP versions
$ini_file = 'C:/path/to/php.ini';
if (file_exists($ini_file)) {
    $ini_content = file_get_contents($ini_file);
    // Update configuration settings as needed
    $updated_content = str_replace('old_setting', 'new_setting', $ini_content);
    file_put_contents($ini_file, $updated_content);
    echo 'php.ini file updated successfully.';
} else {
    echo 'php.ini file not found.';
}