Method getHeader

js/src/index.ts:898–900

* Return the header of the archive, * including information such as tile type, min/max zoom, bounds, and summary statistics.

()

   * including information such as tile type, min/max zoom, bounds, and summary statistics.
   */
  async getHeader() {
    return await this.cache.getHeader(this.source);
  }

  /** @hidden */
  async getZxyAttempt(