October 2018
Beginner
1120 pages
28h 4m
English
Content preview from Excel 2019 Bible
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CHAPTER 18Understanding and Using Array Formulas
One of Excel's most interesting (and most powerful) features is its ability to work with arrays in formulas. When you understand this concept, you'll be able to create elegant formulas that appear to perform spreadsheet magic.
This chapter introduces the concept of arrays, and it is required reading for anyone who wants to become a master of Excel formulas.
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Most of the examples in this chapter are available on this book's website at |
Understanding Array Formulas
If you do any computer programming, you've probably been exposed to the concept of an array. An array is a collection of items operated on collectively or individually. In Excel, an array can be one-dimensional or two-dimensional. These dimensions correspond to rows and columns. For example, a one-dimensional array can be stored in a range that consists of one row (a horizontal array) or one column (a vertical array). A two-dimensional array can be stored in a rectangular range of cells. Excel doesn't support three-dimensional arrays (but its ...
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