// Save the decoded code to the output directory file_put_contents($outputDir . '/decoded_file.php', $decodedCode);

Decoding ionCube encoded files can be challenging due to the complex encryption and obfuscation techniques used. Moreover, ionCube has undergone several updates, making it essential to ensure that the decoding approach is compatible with the specific version used for encoding.

// Load the ioncube decoder require_once 'ioncube/ioncube.php';

// Create an instance of the decoder $decoder = new IonCubeDecoder();

// Decode the file $decodedCode = $decoder->decode($encodedFile);

** Decoding ionCube Encoded PHP Files on PHP 8.1: A Comprehensive Guide **