# DurationArithmeticOptions

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

Options for Temporal duration arithmetic.

```ds title="DurationArithmeticOptions"
export interface DurationArithmeticOptions {
    relativeTo: ZonedDateTime | PlainDateTime | ZonedDateTimeLike | PlainDateTimeLike | string;
}
```

[language/library/src/time/option.ds:96:99](https://github.com/destack-sh/destack/blob/main/language/library/src/time/option.ds#L96-L99)

## Members

### `relativeTo: ZonedDateTime | PlainDateTime | ZonedDateTimeLike | PlainDateTimeLike | string`

Relative date or zoned date-time.