@burglekitt/gmt/dist/zoned/get/getSystemTimeZone.js

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

/**
 * Return the runtime system timeZone name (for example "America/New_York").
 *
 * - Uses Intl.DateTimeFormat().resolvedOptions().timeZone to get system timezone.
 * - Returns "" when timezone is unavailable.
 *
 * @returns system timeZone name or "" on failure
 *
 * @example getSystemTimeZone() // "America/New_York"
 */
export function getSystemTimeZone() {
    try {
        const systemTimeZone = Intl.DateTimeFormat().resolvedOptions().timeZone;
        return systemTimeZone || "";
    }
    catch {
        return "";
    }
}