Functionalities---- Double the amount by using the Double Money button which internally uses the map method. To see only millionaires use the Show Only Millionaires button which internally uses the filter method to filter out millionaires. To see millionaires in descending order use Sort By Richest button which internally uses the sort method. To see the overall wealth use Calculate Total Wealth button which internally users the reduce method to calculate the total wealth of all.
Technologies: HTML, CSS, JavaScript.