Method _onLoad

packages/engine.io-client/lib/transports/polling-xhr.ts:273–280

* Called upon load. * * @private

()

   * @private
   */
  private _onLoad() {
    const data = this._xhr.responseText;
    if (data !== null) {
      this.emitReserved("data", data);
      this.emitReserved("success");
      this._cleanup();
    }
  }

  /**
   * Aborts the request.