Convert Crystal Reports Microsoft Reporting Services, Crystal Reports Migration, Business Objects BI The Crystal Reports offers a very user-friendly and handy feature in the form of Custom Function. The custom function fosters reusability of computation that would. Open Formula editor in the designer. Expand Repositroy Custom Function then right click on the formula and select Add to Report Now Expand the Report Custom. Crystal Reports is a business intelligence application, currently marketed to small businesses [1] by SAP SE. It is used to design and generate reports from a wide. The formula field in a Crystal report is a functionality provided to enhance computation of values dynamically during the display/printing of records in a. Hi, This appears to be a percentage calculation that Crystal Reports will consider as a Pass 2 formula. It executes after the 'Sorting' is already finished in Pass 1. Buy or upgrade and discover SAP Crystal Reports to take control of complex data and monitor business performance to achieve results. I am confused in writing custom function in crystal report to fetch record using record selection. When we create formula in record selection it will add where clause. User Defined Function in Crystal ReportsXI- a. 1.Reports as Report Custom. when in Crystal Reports XI Click the Formula Workshop Icon on the Experts. We have a report that has one group. The group header is based on a (rather extensive) formula which says if the item number is equal to AAAAAA then the header.