Tip

Set a function code by program and not by user

To set a function code by program (without user action), you can use the function module SAPGUI_SET_FUNCTIONCODE. this function sets the code and executes it. eg. in the program the HELLO WORLD is shown and afterwards the program returns to the selection screen.
REPORT ztestjcr.
PARAMETERS: p.
START-OF-SELECTION.
WRITE: 'Hello world'.
CALL FUNCTION 'SAPGUI_SET_FUNCTIONCODE'
EXPORTING   
functioncode  = 'BACK'
EXCEPTIONS
function_not_supported = 1
OTHERS                 = 2.

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This was first published in February 2004

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