<?php echo $DinkyCart->DisplayInfo("TotalWeight"); ?>
will retur the TotalWight for the first item
(main product) ball bracelet is 40g
(product option) Charm Type Small Diamond is 40g
(product option) Charm Type Small Diamond is 40g
(product option) Charm Type Small Heart is 40g
40 + 40 + 40 + 40 = 160
to return the Subtotal of the TotalWight column, use:
<?php echo $DinkyCart->TotalColumn("TotalWeight"); ?>