This standard runtime function places a check next to a pulldown menu command when it is displayed.
The application program must set the name of the menu command to be checked in RMP--COMMAND-NAME.
This standard runtime function is valid only for pulldown menu commands that can be checked.
An inverse standard runtime function, UNCHECK MENU OPTION is also available.
| Status value | Description |
|---|---|
| 0 | The function executed successfully. |
| 5 | The panel is not in this library |
| 6 | The library does not exist. |
| 14 | A COBOL input/output error was encountered on the panel library during execution of this function. To determine the exact nature of the I/O error, use the C$RERR subprogram. |
| 20 | The menu command name is invalid. |