@burglekitt/gmt/dist/utc/get/getUtcNanosecond.js

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

import { Temporal } from "@js-temporal/polyfill";
/**
 * Return the current nanosecond from UTC as a zero-padded string.
 *
 * - Uses Temporal.Now.instant() converted to UTC zoned date time.
 * - Returns zero-padded string to 3 digits.
 * - Returns "" on failure.
 *
 * @returns current nanosecond string (zero-padded to 3 digits) or "" on failure
 *
 * @example getUtcNanosecond() // "789"
 * @example getUtcNanosecond() // "" (on failure)
 */
export function getUtcNanosecond() {
    try {
        return (Temporal.Now.instant().toZonedDateTimeISO("UTC").nanosecond ?? 0)
            .toString()
            .padStart(3, "0");
    }
    catch {
        return "";
    }
}