Id
This property allows you to assign a unique ID to the List-Box control.
This is the information the variables event-control-id and control-id refer to. Both variables are defined in iscrt.def.
 
Example - Define a list-box with the ID property
screen section.
...
  03 screen-1-lb-1 List-Box
     line 5.7
     column 3.1
     size 34.6 cells 
     lines 15.5 cells 
     help-id 5040
     id 1
     .
...