One of the most powerful features of Excel is the array—a formula designed to act simultaneously on sets of two or more values in order to calculate other values. Yet, because arrays appear to be ...

Turns out half my old formulas were just dynamic arrays in disguise, written the long way.

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 ...

The syntax for counting the number of unique values from a list of a column using the array formula is as follows: =SUM(IF(COUNTIF(<first cell from which you count the number of unique values>:<last ...

Tonight’s tip of the night explains how you can use an array formula in Excel to confirm that values on a single row for multiple columns are the same, but discount any instances where a column has a ...

Navigating the world of Excel can sometimes feel like trying to solve a puzzle with missing pieces. If you’ve ever found yourself wrestling with the XLOOKUP function, only to be met with a chaotic ...

In addition to listing data, you can also use Excel to manipulate data. For example, you can compute sales, determine inventory or calculate nearly anything. However, rather than manually entering a ...