# RoundTo

`import { RoundTo } from "destack:time";`

Options for Temporal round methods.

```ds title="RoundTo"
export type RoundTo<T: DateTimeUnit> = SmallestUnit<T> | { smallestUnit: SmallestUnit<T>; roundingIncrement?: float64; roundingMode?: RoundingMode }
```

[language/library/src/time/option.ds:56:67](https://github.com/destack-sh/destack/blob/main/language/library/src/time/option.ds#L56-L67)