td双击修改

html

 htmlList += '<td class="score_td" index_in="' + j + '" iindex_out="' + i + '">' + item.DeductPointList[j].Score + '</td>';

css

    //双击修改分数
    $(".score_td").dblclick(function () {
        var td = $(this);
        var j_ = td.attr('index_in');
        var i_ = td.attr('iindex_out');
        var text = td.text();
        var txt = $("<input type='text' class='text_score' οnkeyup='clearNoNum(this)'>").val(text); 
        td.text("");
        td.append(txt);
        txt.focus();
        txt.blur(function () {
            var newText = $(this).val();
            $(this).remove();
            td.text(newText);
            listOld[i_].DeductPointList[j_].Score = txt;
        });
    });