Sum per page Display sum per page and Grand sum (added in v 1.9)

  
                            $pdocrud = new PDOCrud();
                            $pdocrud->crudTableCol(array("product_id","product_name","product_price","product_sell_price"));
                            $pdocrud->colSumPerPage("product_price");
                            $pdocrud->colSumPerPage("product_sell_price");
                            $pdocrud->colSumTotal("product_sell_price");
                            echo $pdocrud->dbTable("products")->render();