The symbol hint shows information about variable values. This information appears automatically while the debugger is active.
Select the Show variable values in the source code option in the Display Settings preference panel to use the symbol hint.
Turn on the symbol hint to view information about program variables in source views.
The IDE Preferences window appears.
Check the checkbox to use the symbol hint. Clear the checkbox to stop using the symbol hint.
During a debugging session, use the symbol hint to view information about program variables.
To use the symbol hint, rest the cursor over a variable in a source view. After a brief pause, the symbol hint appears and shows the current variable value.