Method on

codebase/dhtmlxscheduler.es.js:658–663

(i, t)

    }
  }
  on(i, t) {
    const n = this._uid();
    let s = this._events[i];
    const a = !!s;
    return a || (s = this._events[i] = []), s.push({ id: n, handler: t }), a || this._mode != 3 || this._socket.send(JSON.stringify({ action: "subscribe", name: i })), { name: i, id: n };
  }
  _resubscribe() {
    if (this._mode == 3)
      for (const i in this._events)