row값 계산

$(function () {
            let orderCnt = parseInt($(".orderCnt").text());
            let rows = document.getElementById("tableset").getElementsByTagName('tr');
            let sum = 0;
            for (let i = 1; i <= rows.length; i++) {
                sum += parseInt(rows[i].cells[2].innerText) || parseInt(inputcnt) || 0;
                let excnt = orderCnt - sum;
                let exCnt = $(".exCnt")[i - 1];
                exCnt.innerText = excnt;
                //console.log(excnt);
            }
}