The SpreadsheetGear.CustomFunctions namespace provides an API for defining custom functions which may be added to a workbook set.
Classes
| Class | Description |
 | Function | Override this class to implement a SpreadsheetGear custom function. |
Interfaces
| Interface | Description |
 | IArguments | Represents the arguments of a custom function to the Function.Evaluate() method. |
 | IValue | Represents a simple value which may be empty, numeric, text, logical or an error. |
Enumerations
| Enumeration | Description |
 | ValueType | Specifies the type of a value. |
 | Volatility | Specifies the volatility of a custom function. |
See Also