Functions are the driving force of any Microsoft Excel spreadsheet, generating a single value or an array of results based on certain arguments you input. However, combining—or nesting—functions ...

Excel doesn't have a built-in AVERAGEIF() function, but you can still average values, conditionally.

To check if a value exists in an array, we can loop through its elements. However there is another solution! You can use the INDEX () function, native to Excel and in the case of two-dimensional ...

Example: I have a 5 x 5 array of data with names of animals in it. I have another cell with "monkey" written in it. Is there a way I can write a formula to test whether or not "monkey" exists in ...

An curved arrow pointing right. {} These brackets mean something magical is happening inside your Excel formula. An "Array" function allows you to perform mathematical operations on many cells ...

Excel's VLOOKUP function searches cell arrays for data that you provide. The function often takes cell references as input, letting you easily apply the function to each cell in a range.

Microsoft is opening up Excel to developers with a new JavaScript API. It will let developers use custom data types like images, cards, and arrays.