The BAPI Change() of the business object type SettlementRequstList (BUS2100001) is used here as an example. This BAPI has been implemented according to the concept Flagging fields to identify fields containing modified values.

The graphic below shows the BAPI in the BAPI Explorer and the interface of the underlying function module in the Function Builder.

Important: The key field DOCUMENTNUMBER of the instance to be changed and which must be defined as an import parameter in the function module is suppressed when you view the BAPI in the BOR.