Chapter 11. Developing expressions
You can build many reports that rely exclusively on data that comes straight from the data source by using the techniques described in Chapter 9, but often the real value of information in reports comes from enhancing the data. You can include derived information in your report by creating expressions based on dataset fields. You can also enhance a report by including the name of a report, its location, and the date of execution in the report by using a special set of expressions. In addition, expressions are useful for changing properties based on predefined conditions. Expressions, in general, support a lot of flexibility in your report design, but you have even more options with variables at the report and ...
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