jquery sum table column td
calc_total();
$(".choose").on('change', function(){
var parent = $(this).closest('tr');
var price = parseFloat($('.price',parent).text());
var choose = parseFloat($('.choose',parent).val());
$('.total',parent).text(choose*price);
calc_total();
});
function calc_total(){
var sum = 0;
$(".total").each(function(){
sum += parseFloat($(this).text());
});
$('#sum').text(sum);
}
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