“Number format” information from a FORMAT record.
The key into Book.format_map
The format string
A classification that has been inferred from the format string. Currently, this is used only to distinguish between numbers and dates.
| Name | Value | Description |
|---|---|---|
| FUN | 0 | Unknown |
| FDT | 1 | Date |
| FNU | 2 | Bumber |
| FGE | 3 | General |
| FTX | 4 | Text |