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 ...

Imagine you’re tasked with analyzing two datasets—one containing a list of products and another with customer segments. How do you uncover every possible pairing to identify untapped opportunities?

Whether you're interviewing for an Excel-related job or teaching a beginner, using the right terminology is crucial. Above all else, knowing the difference between a range and an array is the key to ...

Upgrade your spreadsheets with BYCOL to consolidate column logic, prevent manual errors, and build automated reporting dashboards.