Array constants can only contain text in double quotes, plain numbers (no currency symbols or percent signs), or Boolean ...

How to use UNIQUE() to populate a dropdown in Microsoft Excel Your email has been sent Populating a dropdown with a dynamic list is easy thanks to Microsoft Excel’s UNIQUE() dynamic array function.

An curved arrow pointing right. {} These brackets mean something magical is happening inside your Excel formula. An "Array" function allows you to perform mathematical operations on many cells instead ...

Tom Warren is a senior editor and author of Notepad, who has been covering all things Microsoft, PC, and tech for over 20 years. Microsoft Excel used to only allow two types of data: text and numbers.