Show with an example the usage of FileDialog object


Show with an example the usage of FileDialog object.

- class FileDialog extends from Dialog class.

- It is used to display a dialog window from which the user can select a file.

- It is a modal dialog.

- When the application calls the show method to display the dialog, the rest of the application is blocked until the user has chosen a file.

- It provides file dialog box functionality.

- It returns FileDialog object.
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