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

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 ...

Excel’s spill range is a product of using dynamic array functions. Learn how the spill range fulfills these functions. Over the last few months, I’ve written several articles about Excel’s newish ...

Have you ever found yourself buried under a mountain of Excel spreadsheets, painstakingly updating formulas every time new data comes in? It’s a common struggle, one that can turn even the most ...

When counting unique values in Microsoft Excel, use UNIQUE() as a helper function and avoid more complicated expressions. The TechRepublic article How to create a sorted unique list in an Excel ...

Q. How do I use the FILTER function in Excel, and how is this an improvement over the filter feature? A. The FILTER function was introduced five years ago as part of the Excel Dynamic Arrays rollout.

In addition to the new SORT function, you may also find the new FILTER and UNIQUE array functions useful. For example, the worksheet on the next page contains a detailed listing of invoices in columns ...

Have you ever found yourself wrestling with Excel, trying to keep your total rows accurate as your data grows or shrinks? It’s a common frustration—manually updating totals every time something ...