CI_DB_query_builder::group_end PHP Method

    public function group_end()
    {
        $this->qb_where_group_started = FALSE;
        $where = array('condition' => str_repeat(' ', $this->qb_where_group_count--) . ')', 'escape' => FALSE);
        $this->qb_where[] = $where;
        if ($this->qb_caching) {
            $this->qb_cache_where[] = $where;
        }
        return $this;
    }