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@burglekitt/gmt

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Temporal-based date and time utilities with timezone support and polyfill integration

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import { Temporal } from "@js-temporal/polyfill"; import { isValidZonedDateTime } from "../validate/index.js"; /** * Extract the plain time portion from an ISO 8601 zoned datetime string. * * - Extracts time components from a ZonedDateTime. * - Returns "" for invalid input. * * @param value zoned ISO 8601 datetime string * @returns plain time string (HH:mm:ss[.sss]) or "" when invalid * * @example parseTimeFromZoned("2024-02-29T12:34:56.789+00:00[UTC]") // "12:34:56.789" * @example parseTimeFromZoned("invalid") // "" */ export function parseTimeFromZoned(value) { if (!isValidZonedDateTime(value)) { return ""; } try { const zonedDateTime = Temporal.ZonedDateTime.from(value); return zonedDateTime?.toPlainTime().toString(); } catch { return ""; } }