Method returnValue

lib/internal/event_target.js:266–270

* @type {boolean}

()

   * @type {boolean}
   */
  get returnValue() {
    if (!isEvent(this))
      throw new ERR_INVALID_THIS('Event');
    return !this.#cancelable || !this.#defaultPrevented;
  }

  /**
   * @type {boolean}