However, if your goal is simply to run encoded scripts on PHP 5.6, the works perfectly – provided the original encoder used PHP 5.6 compatibility.
If the business constraint requires PHP 5.6 (e.g., ancient Zend Framework 1 app, proprietary ERP), consider isolating the encoded component on a separate PHP 7+ microservice and calling it via REST API from your PHP 5.6 application. ioncube decoder v10x php 56 work
Ioncube Encoder v10.x (released around 2017–2019) introduced several modern features: However, if your goal is simply to run