Describe the solution you'd like
Currently, after deleting all persons, no confirmation is provided. To ensure clarity, a information message should be displayed once the operation is completed.
Additional context
- Display a JOptionPane message dialog after deleting all persons.
- The message should state: "All persons have been deleted successfully!"
Expected sample
Describe the solution you'd like
Currently, after deleting all persons, no confirmation is provided. To ensure clarity, a information message should be displayed once the operation is completed.
Additional context
Expected sample