Function: counter
Parameter: An array of numbers.
Returns: The numbers of negative elements, zeros, and values greater
than zero in the given array.
You must use a switch statement in the function.

Write, test, and debug (if necessary) JavaScript scripts for the problem that above. When required to write a function, you must include a script to test the function with at least two different data sets. In all cases, for testing, you must write an HTML file that references the JavaScript file.