What is the recommended PHP version for using the scandir() function?

The scandir() function is available in PHP versions 4.0.0 and above. However, it is recommended to use PHP version 5.0.0 or higher for better performance and security. If you encounter issues with the scandir() function, upgrading your PHP version to 5.0.0 or above may resolve them. 

// Check if scandir() function is available
if (function_exists('scandir')) {
    // Your code using scandir() function
    $files = scandir('/path/to/directory');
    foreach ($files as $file) {
        echo $file . "<br>";
    }
} else {
    echo "scandir() function is not available. Please upgrade your PHP version.";
}

Keywords

PHP version scandir() function recommended compatibility file system.

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