This window allows you to enter, edit, and check the syntax of custom processing code. Open it by clicking on the 'Ellipsis' button in the Transport window. See Customizing a Transport for a thorough discussions on using this window and the DataScript language.
Pop-Up Menu
The pop-up menu brings up 7 different areas of customization.
- Notes: Document your customizations.
- Qualifying Expression: Useful for files as a way to limit data.
- Validating Expression: Validate data.
- Run Preprocessing: 4gl executed before any rows are processed.
- Row Preprocessing: 4gl executed before each row is processed.
- Row Postprocessing: 4gl executed after each row is processed.
- Run Postprocessing: 4gl executed after all rows are processed.
Check Syntax Button
When you've entered 4gl in this window, clicking the 'Check Syntax' button will let you know if anything is wrong with it. No response indicates that the DataScript syntax is correct.