Add to the Data View from the Local Variables View
Use the Local Variables view to add variables to the Data View, either by using the context menu or by dragging and dropping.
Figure 70, Add to the Data View using the context menu
Figure 71, Add to the Data View by dragging from Local Variables
As you step through your program and the focus changes, the variables are evaluated using the scope in which they were added. rather than the current scope.
Figure 72, Evaluated expressions use the original scope
 
This allows you to uniquely view the values of different variables with the same name in different scopes within your program.
If they go out of scope, an error is displayed: