SAP ABAP Program REAOPERAND (List of operands) is using

• Table/Structure Field (54)
• Function Module (6)
• Message Class (1)
• Message Number (2)
• Program (1)
• Table (5)

#	Object Type	Object Name	Object Description	Note
1	Table	DD02L	SAP Tables
2	Table	RE20F	Screen Fields for Operand Maint.
3	Table	REGEN	General Fields for IS-U Function Module Interfaces
4	Table	TE221	Operands
5	Table	TE221T	Operands (Texts)