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   [Expand]CustomFunction Interface
   [Expand]CustomFunctionArgumentDescription Class
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   [Expand]CustomFunctionCollection Interface
   [Expand]EvaluationContext Interface
   [Expand]FormulaEvaluationContext Class
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    ParameterAttributes Enumeration
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   [Expand]WorkbookFunctions Interface
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 End-User Documentation

DevExpress.Spreadsheet.Functions Namespace

Contains classes required to implement a custom spreadsheet function.

Expanded Classes

  Class Description
Public class CustomFunctionArgumentDescription Contains text descriptions of the argument passed to the User-Defined Function (UDF).
Public class CustomFunctionArgumentsDescriptionsCollection Contains the type and description for each argument of the User-Defined Function (UDF).
Public class FormulaEvaluationContext Determines the location of the formula and the culture used for correct formula evaluation.
Public class FunctionWrapper A base class for implementing custom functions.
Public class ParameterInfo Defines a parameter to pass to the custom function.
Public class ParameterValue Contains data passed to the function or returned.

Expanded Interfaces

  Interface Description
Public interface CustomFunction Use the ICustomFunction interface instead.
Public interface CustomFunctionCollection A collection of custom functions in a workbook.
Public interface EvaluationContext Provides information on the worksheet, its current culture, the column and the row containing the cell for which a formula is calculated.
Public interface ICustomFunction Defines properties and methods required to implement your own worksheet function.
Public interface ICustomFunctionDescriptionsRegisterService Provides captions and text descriptions for the Function Argument dialog invoked for the custom function (UDF).
Public interface IFunction Defines properties and methods required for the worksheet function.
Public interface WorkbookFunctions Provides access to worksheet functions and enables you to override a built-in function.

Expanded Enumerations

  Enumeration Description
Public enum ParameterAttributes Lists parameter attributes.
Public enum ParameterType Lists parameter types.
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