Maintain
functions in the Implementation Guide (IMG) of the Activity-Based Function under Templates ®
Maintaining environments and function trees. It is the same transaction in which you
Maintain function trees.
If you want to edit or create functions, it is useful to create a special function tree for this purpose. By doing this you retain an overview of your work.
Display functions

Displaying using the right mouse button option: position the cursor on the function symbol
; right mouse click and choose Display function.
You can also display the function by double clicking on the function reference.
Creating functions
Create a function, and generate the corresponding function reference at the same time.

For more information on the entries necessary for tab indexes, see:
Functions - Basic Data and Language
Realization of the Function Function Parameters Function Use Additional Function Trees.
Example: Creating Functions Copying functions

Copying using the right mouse button option: position the cursor on the function symbol
; right mouse click and choose Copy function.
Changing functions

You can make changes by using the right mouse button option.
Deleting functions

The function is then completely deleted, along with the SAP1 function trees for the environments containing this function.

You can also delete by using the right mouse button option.
Displaying function documentation

You can also display the function documentation by using the right mouse button option.