Build flexible Excel functions that automatically handle blanks, defaults, and overrides without messy nested IFs.

Replace legacy formulas with MAP, BYROW, BYCOL, SCAN, and REDUCE to build secure, scalable, and automated spreadsheets.

In Microsoft Excel, VLOOKUP (vertical lookup) is a search function that you can use to find any data inside a particular column of the table by looking at the first column's entries and returning a ...

Excel validation lists avoid blanks and errors with TOCOL(ignore) plus FILTER; the spill range stays stable across worksheets.

Power users love to talk about how powerful and awesome Excel is, what with its Pivot Tables, nested formulas, and Boolean logic. But many of us barely know how to find the Autosum feature, let alone ...

Excel 365 offers powerful tools for data analysis, with the “Unique” and “Distinct” functions standing out as essential features for managing large datasets. These functions, while similar in name, ...