Function timestamp

src/date.ts:172–189

(t?: number | string)

 * Get Unix's timestamp in seconds.
 */
export function timestamp(t?: number | string): number | Date {
  if (t) {
    // convert timestamp to Date
    // timestamp(timestampValue)
    let v: number;
    if (typeof t === 'string') {
      v = Number(t);
    } else {
      v = t;
    }
    if (String(v).length === 10) {
      v *= 1000;
    }
    return new Date(v);
  }
  // get current timestamp
  return Math.round(Date.now() / 1000);
}

/**
 * Parse timestamp to Date