Method add

src/core/core.adapters.ts:41–41

* Adds the specified `amount` of `unit` to the given `timestamp`. * @param timestamp - the input timestamp * @param amount - the amount to add * @param unit - the unit as string

(this: DateAdapter<T>, timestamp: number, amount: number, unit: TimeUnit)

   * @param unit - the unit as string
   */
  add(this: DateAdapter<T>, timestamp: number, amount: number, unit: TimeUnit): number;
  /**
   * Returns the number of `unit` between the given timestamps.
   * @param a - the input timestamp (reference)