Entering content frameBackground documentation Function Module Locate the document in its SAP Library structure

You can define a function module as the processing method for a symbol by choosing one of the following options:

The entry in WWI has higher priority.

The function module must meet the requirements of a specific interface. The system checks both in Customizing as well as when you use a method in layout, whether the function module is active in the system and whether it meets the requirements of the interface.

Note

For creating new function modules, see also the documentation on the comparison function module C14N_SYMBOL_METHOD:

Choose the transaction SE37 and enter the name of the function module C14N_SYMBOL_METHOD.

You can now display the documentation and the source text for the interface of the function module.

The function group C14N contains other programmed function modules for data processing that can serve as templates.

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