## CustomFunctionDefinition class

Definition of custom function for calculating with user's custom engine.



The CustomFunctionDefinition type exposes the following members:

### Constructors
| Constructor | Description |
| :- | :- |
| [`__init__(self)`](/cells/python-net/aspose.cells/customfunctiondefinition/__init__/#) | Constructs a new instance of CustomFunctionDefinition |


### Methods
| Method | Description |
| :- | :- |
| [`get_array_mode_parameters(self, function_name)`](/cells/python-net/aspose.cells/customfunctiondefinition/get_array_mode_parameters/#system.string) | Gets the indices of given custom function's parameters that need to be calculated in array mode. |



### See Also
* module [`aspose.cells`](..)