How to sum the column for auto generated row in footer for column 3.
<table id="tblItems" class="table table-responsive">
    <thead>
        <tr>
            <th>Val1</th>
            <th>Val2</th>
            <th >Val3</th>
            <th></th>
        </tr>
    </thead>
    <tbody>
    </tbody>
</table>
 
        <script type="text/javascript">
            function Add() {
                AddRow($("#txtVal1").val(), $("#txtVal2").val(), $("#txtVal3").val());
                $("#txtVal1").val("");
                $("#txtVal2").val("");
                $("#txtVal3").val("");
            };
            function AddRow(name, qty, price) {
                var tBody = $("#tblItems > TBODY")[0];
                //Add Row.
                row = tBody.insertRow(-1);
                //Add Name cell.
                var cell = $(row.insertCell(-1));
                cell.html(name);
                //Add Qty cell.
                cell = $(row.insertCell(-1));
                cell.html(qty);
                //Add Price cell.
                cell = $(row.insertCell(-1));
                cell.html(price);
                //Add Amount cell.
                cell = $(row.insertCell(-1));
                cell.html(parseInt(qty) * parseInt(price));
                //Add Button cell.
                cell = $(row.insertCell(-1));
                var btnRemove = $("<a>Remove</a>");
                btnRemove.attr("href", "#");
                btnRemove.attr("onclick", "Remove(this);");
                cell.append(btnRemove);
            };
            function Remove(button) {
                var row = $(button).closest("TR");
                var name = $("TD", row).eq(0).html();
                if (confirm("Do you want to delete item : " + name)) {
                    var table = $("#tblItems")[0];
                    table.deleteRow(row[0].rowIndex);
                }
            };