As of version 2005, SAP published a first version of the key user edition of the XCO library. The XCO (“Extension Components”) library is a general-purpose development library for ABAP aimed at providing a highly efficient ABAP development experience. The key user (KU) edition of the XCO library is specifically designed to support typical In-App Extensibility logic scenarios in SAP S/4HANA Cloud.
You can find more information and code examples in the documentation of the XCO library
XCO library.
In 2005 version, the library provides modules with focus on handling of:
- String
- UUID
- Regular Expression
- JSON
In particular the JSON library is a long-lasting whish of the community, when handling external service calls in ABAP key user extensions.
There is more to come ...