| Overload | Description |
|---|---|
| Add(TdIntervalYear,TdIntervalYear) | Calculates the sum of two TdIntervalYear operands. |
| Add(TdIntervalYear,Int32) | The specified number of years is added to the TdIntervalYear. |
| Add(Int32,TdIntervalYear) | The specified number of years is added to the TdIntervalYear. |