SAP ABAP Function Module ME_CHANGE_PURCHASE_DOCUMENT (Ändern von Einkaufsbelegen) is using

• Data Element (3)
• Table/Structure Field (4)
• Function Module (1)
• Message Class (2)
• Message Number (2)
• Table (3)

#	Object Type	Object Name	Object Description	Note
1	Table	EKKO	Purchasing Document Header
2	Table	EKKO	Purchasing Document Header	SOURCE VALUE(I_EBELN) LIKE EKKO-EBELN
3	Table	EKPO	Purchasing Document Item	SOURCE VALUE(I_EBELP) LIKE EKPO-EBELP OPTIONAL