Method send

packages/engine.io-client/lib/socket.ts:790–793

* Sends a message. Alias of {@link Socket#write}. * * @param {String} msg - message. * @param {Object} options. * @param {Function} fn - callback function. * @return {Socket} for chaining.

(msg: RawData, options?: WriteOptions, fn?: () => void)

   * @return {Socket} for chaining.
   */
  public send(msg: RawData, options?: WriteOptions, fn?: () => void) {
    this._sendPacket("message", msg, options, fn);
    return this;
  }

  /**
   * Sends a packet.