Method send

packages/engine.io/lib/socket.ts:441–444

* Sends a message packet. * * @param {Object} data * @param {Object} options * @param {Function} callback * @return {Socket} for chaining

(data: RawData, options?: SendOptions, callback?: SendCallback)

   * @return {Socket} for chaining
   */
  public send(data: RawData, options?: SendOptions, callback?: SendCallback) {
    this.sendPacket("message", data, options, callback);
    return this;
  }

  /**
   * Alias of {@link send}.