The methods of the CXllFn class are listed here.

IsRegistered | Returns whether the function has been successfully registered | |

RegID | Returns the registration ID for the function. |

GetArgumentCount | Returns the number of arguments. | |

GetArgumentHelpText | Returns the help text for the one of the function's arguments as it will appear in the Excel Formula Wizard. | |

GetArgumentHelpTextA | Returns the help text for the one of the function's arguments as it will appear in the Excel Formula Wizard. | |

GetArgumentHelpTexts | Returns the help text for all of the function's arguments as it will appear in the Excel Formula Wizard. | |

GetArgumentHelpTextW | Returns the help text for the one of the function's arguments as it will appear in the Excel Formula Wizard. | |

GetArgumentName | Returns the name of one of the function's arguments as it will appear in the Excel Formula Wizard. | |

GetArgumentNameA | Returns the name of one of the function's arguments as it will appear in the Excel Formula Wizard. | |

GetArgumentNames | Returns the names of all of the function's arguments as they will appear in the Excel Formula Wizard. | |

GetArgumentNameW | Returns the name of one of the function's arguments as it will appear in the Excel Formula Wizard. | |

GetArgumentTemplate | Returns the function's argument template. | |

GetArgumentTemplateA | Returns the function's argument template. | |

GetArgumentTemplateW | Returns the function's argument template. | |

GetCategory | Returns the category under which the function will appear in the Excel Formula Wizard. | |

GetCategoryA | Returns the category under which the function will appear in the Excel Formula Wizard. | |

GetCategoryW | Returns the category under which the function will appear in the Excel Formula Wizard. | |

GetEntryPoint | Returns the name of the registered 'C' entry-point for the function. | |

GetEntryPointA | Returns the name of the registered 'C' entry-point for the function. | |

GetEntryPointW | Returns the name of the registered 'C' entry-point for the function. | |

GetHelpText | Returns the help text for the function which will appear in the Excel Formula Wizard. | |

GetHelpTextA | Returns the help text for the function which will appear in the Excel Formula Wizard. | |

GetHelpTextW | Returns the help text for the function which will appear in the Excel Formula Wizard. | |

GetName | Returns the name of the function as it will appear in Excel. |

SupportsXL12 | Returns whether the function is available under Excel 2007 and above. | |

SupportsXL4 | Returns whether the function is available under Excel 2003 and below. |

CXllFn | Constructs a CXllFn object |

**Header:** xllplus.h