Hi, I have been wracking my head trying to see if I can do this without adding extra OJS functions and DAO code.
I have a function which is returning an int variable. e.g.
{assign var="total" value=$someObject->getTotal($item->getTotal())}
{$total}
I want to sum up the $total’s and use them in another place on the same tpl page. I have been trying to do it in javacript and forms.
<form method="POST">
{literal}
<script type="text/javascript">
function countTotals() {
var elements = document.page.elements;
var sum = 0;
for (var i=0; i < elements.length; i++) sum++;
document.courses.sum.value = sum;
}
</script>
{/literal}
{assign var="total" value=$someObject->getTotal($item->getTotal())}
{$total}
<input type="hidden" name="total" id="total" value="{$total}" onchange="countTotals();" />
<input type="text" name="sum" value="" class="textFieldReadonly" readonly />
{$sum}
</form>
Any help appreciated or any suggestions or ideas on doing it a different way appreciated.