Remove field from the PDF template if the field has no value.

If no value is entered into the “Shipping Cost” field, it should not appear whatsoever and only the “Subtotal” and “Total” should appear (see figure below).

<tr>
          <#if record.shippingcost?trim != ''>
            <td align="right"><b>${record.shippingcost@label}</b></td>
            <td align="right" style="width: 105px;">${record.shippingcost}</td><#else><td align="right" style="width: 105px;">&nbsp;</td></#if>
</tr>