@burglekitt/gmt/dist/plain/parse/parseSecondFromTime.js

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

import { Temporal } from "@js-temporal/polyfill";
import { isValidTime } from "../validate/index.js";
/**
 * Return the second (0-59) for a given ISO 8601 time string.
 *
 * - Returns zero-padded string for second.
 * - Returns "" for invalid input.
 *
 * @param value ISO time string
 * @returns Second (00-59) or "" on invalid input
 *
 * @example parseSecondFromTime("12:30:45") // "45"
 * @example parseSecondFromTime("12:00:00") // "00"
 * @example parseSecondFromTime("invalid") // ""
 */
export function parseSecondFromTime(value) {
    if (!isValidTime(value))
        return "";
    try {
        const time = Temporal.PlainTime.from(value);
        return time.second.toString().padStart(2, "0");
    }
    catch {
        return "";
    }
}