ABAP Function Module basics in SAP
Function Module Attributes
• Remote enabled
Main program for function groups is SAPL<function group>.
Includes must be created with the same name as the function group and with the following structure.
L<function group>F01 or TOP...
F01 - Function module forms.
TOP - Data declarations, Generated auto. "Message ID goes in here
U01 - Function modules themselves, Generated automatically
UXX - Generated automatically for each function module
i.e. RAISE no_data_found.
MESSAGE I100(BC402) raising exception.
Retrieve message from within calling program using symsgid, sy-mstext1 etc fields.
Can only have one EVENT in function modules:
SAP Function Modules
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