import type { CalendarDate, DateValue, TimeValue, ZonedDateTime } from './shared.js';
/** Client-side `Date` -> zoned date value in `timeZone`. */
export declare function fromDate(date: Date, timeZone: string): ZonedDateTime;
/** The runtime's local IANA time zone. */
export declare function getLocalTimeZone(): string;
export declare function toDateValue(d: Date, timeZone?: string): DateValue;
/** 4.x Date | 'YYYY-MM-DD' -> CalendarDate (day granularity). */
export declare function toCalendarDate(d: Date | string | null | undefined, timeZone?: string): CalendarDate | undefined;
/** 4.x Date | 'HH:mm[:ss]' -> Time. */
export declare function toTimeValue(d: Date | string | null | undefined, timeZone?: string): TimeValue | undefined;
/** 5.0 date value -> 4.x Date at local midnight (or the zoned instant). */
export declare function toJsDate(v: DateValue | null | undefined, timeZone?: string): Date | null;
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