Dynamic arrays change the rules for formula output in Excel. When I write a formula that returns a list by default, I need to decide whether I want the result to spill across a range of cells or ...

The introduction of dynamic arrays triggered the biggest change to how we work with Microsoft Excel formulas in years, if not decades. They allow a single formula to spill multiple results into ...

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 ...

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 ...

In Microsoft Excel, SPILL errors occur when a formula returns multiple results, and Excel cannot return the results to the grid. In this tutorial, we will explain the ...

Have you ever followed a YouTube tutorial, carefully copied an Excel formula, and hit “Enter,” only to be met with an error or baffling results? It’s a ...