SAP ABAP Function Module PFO_CHECK_DATATYPE (Prüfe elementare Typkompatibilität) is using

• Class (7)
• Data Element (1)
• Table/Structure Field (4)
• Message Class (1)
• Message Number (2)
• Class Method (1)
• Table (1)

#	Object Type	Object Name	Object Description	Note
1	Class	CL_ABAP_STRUCTDESCR	Runtime Type Services
2	Class	CL_ABAP_TYPEDESCR	Runtime Type Services
3	Class	CL_CACS_BAL	CACS: Application Log	SOURCE REFERENCE(CO_BAL) TYPE REF TO CL_CACS_BAL
4	Class	CL_CACS_BAL	CACS: Application Log
5	Class	CX_SY_ASSIGN_CAST_ILLEGAL_CAST	System Exception Using ASSIGN
6	Class	CX_SY_ASSIGN_CAST_UNKNOWN_TYPE	System Exception Using ASSIGN
7	Class	CX_SY_ASSIGN_OUT_OF_RANGE	System Exception Using ASSIGN