CHAPTER 14Sample user-defined functions
In this chapter, you will:
Learn how to create and share user-defined functions
Review useful custom functions
Excel provides many built-in functions. However, sometimes you need a complex custom function that Excel doesn’t offer, such as a function that sums a range of cells based on their interior color.
So, what do you do? You could use the calculator next to you as you work your way down your list—but be careful not to enter the same number twice! Or, you could convert the data set to a table, set a SUBTOTAL function for visible cells in the total row, and filter by color. Both methods are time-consuming and prone to accidents. What to do?
You could write a procedure to solve this problem—after ...
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