public function removeHandler( IHandler $handler = NULL )
    {
        if ( NULL !== $handler && $this->handler == $handler )
        {
            $this->handler = NULL;
        }
        else
        {
            $this->handler = NULL;
        }
    }
public function removeHandler( IHandler $handler = NULL )
    {
        if ( NULL !== $handler && $this->handler == $handler )
        {
            $this->handler = NULL;
        }
        else
        {
            $this->handler = NULL;
        }
    }
public function removeHandler ( IHandler $ handler = NULL ) { if ( NULL !== $ handler && $ this -> handler == $ handler ) { $ this -> handler = NULL ; } else { $ this -> handler = NULL ; } }
Remove a handler from the session.

@param IHandler $handler
Remove a handler from the session .