How to calculate sum of value in one column of all rows table table finding

Answer 1

You can do it like following.

$('table tfoot td').each(function(index) {
    var total = 0;
    $('tbody tr').each(function() {
        total += +$('td', this).eq(index).text(); //+ will convert string to number
    });
    $(this).text(total);
})

    

    
2
3
4
    
7
1
2
    
32
58
4
    
    

        

    

Update: for dynamic total row.

var totalRow = '', columnNo = $('table tr:first td').length;

for (var index = 0; index < columnNo; index++) {
    var total = 0;
    $('table tr').each(function () {
        total += +$('td', this).eq(index).text(); //+ will convert string to number
    });
    totalRow += '