Understanding the Tabs of a Function Module

 

Requirement :-

Create a function module for sum of two numbers.

• Go to SE37 transaction code to create a function module.

  
  
  

  
  

• Click on create button → a popup screen will appear.

  
  
  

  
  

  • Pass the function group and short description and click on save button.
  
  
  

  
  

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Tabs of a Function Module :-

1. Attributes :-

• Attributes are the generic or general information for any object.

  
  
  

  
  

• It provides the generic information about the function module like :- date, username, function group name, package name etc.

2. Import :-

• Import tab is used to pass the input parameters for the function module.

  
  
  

  
  

3. Export :-

• Export tab is used to give output parameters for the function module.

  
  
  

  
  

4. Changing :-

• Changing can act as both input and output parameters.

• We simply pass those parameters whose data might change inside the function modules.

  
  
  

  
  

5. Tables :-

• Tables tab is used for declaring the internal tables.

  
  
  

  
  

6. Exceptions :-

• This tab is used to raise the exception / error.

  
  
  

  
  

7. Source Code :-

• The purpose of this tab is to write the logic for the function module.

  
  
  

  
  

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