Spread ASP.NET 16
FarPoint.Web.Spread Assembly / FarPoint.Web.Spread.Model Namespace / DefaultSheetDataModel Class / AddCustomFunction Method
FunctionInfo object that contains the user-defined function to add
Example


In This Topic
    AddCustomFunction Method (DefaultSheetDataModel)
    In This Topic
    Adds a new user-defined custom function to the model for use in formulas.
    Syntax
    'Declaration
     
    Public Sub AddCustomFunction( _
       ByVal functionInfo As FunctionInfo _
    ) 
    'Usage
     
    Dim instance As DefaultSheetDataModel
    Dim functionInfo As FunctionInfo
     
    instance.AddCustomFunction(functionInfo)
    public void AddCustomFunction( 
       FunctionInfo functionInfo
    )

    Parameters

    functionInfo
    FunctionInfo object that contains the user-defined function to add
    Exceptions
    ExceptionDescription
    No function specified; function is a null reference (Nothing in Visual Basic)
    Remarks

    A user-defined function (FunctionInfo object) must be marked with the Serializable attribute or an exception occurs if the data model is saved to view state, a file, or otherwise serialized.

    For more information on using custom functions in formulas, refer to the Formula Reference.

    Example
    This example adds a custom function to the data model.
    See Also