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Crystal Reports 2008: The Complete Reference by George Peck

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4
CHAPTER
Using Formulas
When you first start using Crystal Reports, you’ll be able to write some simple reports using data that comes entirely from the database. You simply drag fields from the Field Explorer onto the report, and away you go. However, it won’t be long until you find that you want some information to appear on your report that isn’t contained in the database. Or, you may find that you want to display a field differently on the report than it appears in the database. For these, and many similar situations, use Crystal Reports formulas.
A formula can be thought of as a math calculation or a small piece of computer programming code. If you’re not used to them at first, creating formulas can appear to be very complicated. Depending ...

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