Put your Javascript code fragment here. Any variable declaration, statement, function definition is fine.

You can experiment by entering or pasting Javascript code fragments (any variable declaration, statement, function definition) and click on "Show result" to see the result in the window on the right. Edit and revise the code and try again. Experiment to your heart's content.

When you are done, click the "Finish" button to go back to the hands-on page.

      The result is shown here