For instance, using the name CDE567 is not allowed. You cant use space in your Excel functions. That said, you can use an underscore like average_count in your function.

Fortunately, Visual Basic for Applications’ InputBox function supports this task, so you won’t have to work very hard! You’ll learn how to select a range using InputBox in this article.

You can create custom Excel functions using VBA matching using your criteria. Create custom Excel functions using Macros in Excel & use user-defined functions in Excel.

Counting cells in Excel using the COUNT function is very easy, so if you want to learn how to do it, read this post to learn all about it.

When counting unique values in Microsoft Excel, use UNIQUE() as a helper function and avoid more complicated expressions.