IN THIS CHAPTER
Knowing why custom worksheet functions are so useful
Understanding the basics of custom worksheet functions
Writing your own functions
Exploring functions that use various types of arguments
Examining function examples
Understanding the Insert Function dialog box
For many macro mavens, VBA’s main attraction is the capability to create custom worksheet functions — functions that look, work, and feel just like those that Microsoft built into Excel. A custom function offers the added advantage of working exactly how you want it to (because you wrote it). Chapter 5 introduces the concept of custom functions. In this chapter, you take a deeper dive with some real-world examples.
You’re undoubtedly familiar with Excel’s worksheet functions; even Excel novices know how to ...