| # Interface: CaptionProps | |
| Represent the props of the [Caption](../functions/Caption.md) component. | |
| ## Properties | |
| ### displayIndex? | |
| > `optional` **displayIndex**: `number` | |
| The index of the month where the caption is displayed. Older custom | |
| components may miss this prop. | |
| #### Source | |
| [src/components/Caption.tsx:20](https://github.com/gpbl/react-day-picker/blob/9ad13dc72fff814dcf720a62f6e3b5ea38e8af6d/src/components/Caption.tsx#L20) | |
| *** | |
| ### displayMonth | |
| > **displayMonth**: `Date` | |
| The month where the caption is displayed. | |
| #### Source | |
| [src/components/Caption.tsx:15](https://github.com/gpbl/react-day-picker/blob/9ad13dc72fff814dcf720a62f6e3b5ea38e8af6d/src/components/Caption.tsx#L15) | |
| *** | |
| ### id? | |
| > `optional` **id**: `string` | |
| The ID for the heading element. Must be the same as the labelled-by in | |
| Table. | |
| #### Source | |
| [src/components/Caption.tsx:13](https://github.com/gpbl/react-day-picker/blob/9ad13dc72fff814dcf720a62f6e3b5ea38e8af6d/src/components/Caption.tsx#L13) | |