Notice that the core arrow operator syntax is virtually identical to JavaScript, and they do the same thing, i.e., create a function that accepts arguments, performs logic, and returns a value.

At Microsoft's Ignite 2017 conference today, the company announced a range of new features that will be coming to its Excel application, such as JavaScript Custom Functions and more.

JavaScript has several built-in APIs that allow for highly efficient iterations over a collection or an array. With the Array’s prototype constructor, you can use a lambda-like syntax to apply ...