SAP ABAP Program RFWEKR00 (Bill of Exchange & Check Usage List) is using

• Table/Structure Field (41)
• Function Module (6)
• Message Class (1)
• Message Number (3)
• Program (2)
• Table (4)
• Transaction Code (1)

#	Object Type	Object Name	Object Description	Note
1	Function Module	REUSE_ALV_COMMENTARY_WRITE	List body comment block output
2	Function Module	REUSE_ALV_EVENTS_GET	Returns table of possible events for a list type
3	Function Module	REUSE_ALV_HIERSEQ_LIST_DISPLAY	Hierarchical sequential list output
4	Function Module	REUSE_ALV_VARIANT_DEFAULT_GET	Read default display variant (description only, w/o field catalog)
5	Function Module	REUSE_ALV_VARIANT_EXISTENCE	Checks whether a display variant exists
6	Function Module	REUSE_ALV_VARIANT_F4	Display variant selection dialog box