ERP Forum

**User:** 4GL choice sections

**Assistant:** Regarding 4GL choice sections in Baan/ERP LN: Choice sections are an important part of 4GL programming in Baan/ERP LN systems. Here are some key points about choice sections:

1. Purpose: Choice sections allow you to define different actions or behaviors based on specific conditions or user selections.

2. Structure: A typical choice section starts with "choice" followed by options and their corresponding actions.

3. Common uses: - Handling user menu selections - Implementing conditional logic based on field values - Defining different behaviors for various database operations (e.g. insert, update, delete)

4. Syntax example:

choice

on case "option1": [actions for option1]

on case "option2": [actions for option2]

default: [default actions]

endcase

5. Execution: The system evaluates the conditions and executes the code block corresponding to the first matching case. If no case matches, it executes the default block (if present).

6. Best practices: - Use meaningful case labels - Include a default case to handle unexpected scenarios - Keep choice sections organized and not overly complex

7. Debugging: When troubleshooting, you can set breakpoints within choice sections to step through the logic. If you need more specific information or have questions about implementing choice sections in a particular context, please let me know. I'd be happy to provide more detailed guidance.