The JavaScript start-up API allows you to read the following information from a back-end system:
The back-end service that is called by the JavaScript API may change in future support packages, but the JavaScript API will remain stable.
In order to use the JavaScript API, you have to include the following scripts:
<script src="/sap/public/bc/ui2/services/sap/ui2/srvc/error.js"></script> <script src="/sap/public/bc/ui2/services/sap/ui2/srvc/utils.js"></script> <script src="/sap/public/bc/ui2/shell-api/sap/ui2/shell/startup.js"></script>