Functions like FILTER, SORTBY, UNIQUE, XLOOKUP, and VSTACK transform static grids into real-time data systems.

JavaScript’s arrays can hold heterogeneous types, change size on the fly, and readily insert or remove elements. Traditional methods like slice, splice, and push/pop do this by operating on the array ...

Microsoft Excel’s dynamic array function XLOOKUP() might completely replace VLOOKUP() and HLOOKUP(). Microsoft Excel’s lookup functions are powerful but often misunderstood because they have a few ...

I assigned an animals variable to an array with objects, each object has a list of properties with key - values. A method that populates a new array with results from a function called on every ...

Arrays are wonderful and a very particular type in JavaScript. There are many useful built-in properties and methods that will help you resolve any task which involves this kind of type. Today, we’re ...

Functions are subprograms with repeating JavaScript statements that are grouped into a block and called using the function name and optional arguments. Functions in JavaScript are real objects ...