| Overload | Description |
|---|---|
| Add(String,String) | Creates a new IDocumentProperty and adds it to the list of custom document properties that are available for the current IWorkbook. |
| Add(String,Int32) | Creates a new IDocumentProperty and adds it to the list of custom document properties that are available for the current IWorkbook. |
| Add(String,DateTime) | Creates a new IDocumentProperty and adds it to the list of custom document properties that are available for the current IWorkbook. |
| Add(String,Boolean) | Creates a new IDocumentProperty and adds it to the list of custom document properties that are available for the current IWorkbook. |
| Add(String,Double) | Creates a new IDocumentProperty and adds it to the list of custom document properties that are available for the current IWorkbook. |