PHPDaemon\Network\IOStream::close PHP Method

    public function close()
    {
        if (!$this->freed) {
            $this->freed = true;
            if (isset($this->bev)) {
                $this->bev->free();
            }
            $this->bev = null;
            //$this->eventLoop->interrupt();
        }
        if ($this->pool) {
            $this->pool->detach($this);
        }
    }

 /**
  * Close the process
  * @return void
  */
 public function close()
 {
     parent::close();
     $this->closeWrite();
     if (is_resource($this->pd)) {
         proc_close($this->pd);
     }
 }