Declares the base functionality for custom functions.
Related API Members
The following members accept/return ICustomFunctionOperator objects:
The ICustomFunctionOperator interface declares only the essential members allowing you to identify a custom function and evaluate its values on the client. To add advanced capabilities to your custom functions, the DevExpress.Data.Filtering.ICustomFunctionOperatorBrowsable and DevExpress.Data.Filtering.ICustomFunctionOperatorFormattable interfaces need to be implemented as well.