The Array Object in JavaScript has a built-in reduce method that iterates over each value in an array and returns a value. It is very useful when calculating sums. Write a function that takes an array ...

As an aside, note that the Intl.ListFormat () JavaScript object makes it easy to add “and” before the last item in a comma-separated array-to-string. So, the code ...

Converts an array of JavaScript objects into the CSV format. You can save the CSV to file or return it as a string. The keys in the first object of the array will be used as column names. Any special ...