Let's say you're in the directory where the decoder is located. Encode source_file.php using the Current 64-bit Encoder for PHP 8.2: ./ioncube_encoder.sh -C -x86-64 -82 source_file.php -o ...
Try out the test files in the root folder in approximately this order: calculator_test1.php - Runs code against a Calculator class. Adds 2 numbers. Does not incorporate SimpleTest.