Fill value in TextBox in HTML Table using jQuery

how to fill value in this textbox 

$("td", row).eq(8).html('<asp:TextBox runat="server" class=sttxtbox></asp:TextBox>');

            function OnSuccess(response) {
                var xmlDoc = $.parseXML(response.d);
                var xml = $(xmlDoc);
                var semester = xml.find("semester");
                if (row == null) {
                    row = $("[id*=tblitemgroup] tr:last-child").clone(true);
                }
                $("[id*=tblitemgroup] tr").not($("[id*=tblitemgroup] tr:first-child")).remove();
                if (semester.length > 0) {
                    $.each(semester, function () {
                        var customer = $(this);
                        $("td", row).eq(0).html($(this).find("RowNumber").text());
                        $("td", row).eq(1).html($(this).find("itemgroupid").text()).addClass("notshow");
                        $("td", row).eq(2).html($(this).find("itemgroupname").text());
                        $("td", row).eq(3).html($(this).find("itemgroupimg").text()).addClass("notshow");
                        $("td", row).eq(4).html($(this).find("st").text()).addClass("notshow");

                        $("td", row).eq(5).html($(this).find("f1").text()).addClass("notshow");
                        $("td", row).eq(6).html($(this).find("status").text());
                        if ($(this).find("status").text() == "Deactive") {

                            $("td", row).eq(6).html("<img src='assets/img/cross.png'  class='sts' />");
                        }
                        else {
                            $("td", row).eq(6).html("<img src='assets/img/tick.png' class='sts' />");
                        }


                        $("td", row).eq(7).html('<label class="switch2"><input type="checkbox" checked><span class="slider2 round2"></span></label>');
                        $("td", row).eq(8).html('<asp:TextBox runat="server" class=sttxtbox></asp:TextBox>');
                        $(this).find("sttxtbox").val("st");


                        $("td", row).eq(9).html('<input id="imgBtnEdit" class="EdittbDetailsForChapterMaster" type="image" src="assets/img/edit.png" value="Update" title="Click For EditRecord" onclick="EditRecord(); return false;" />').addClass('lasttablecolumn');
                        $("td", row).eq(10).html('<input id="imgBtnDelete" class="DelDetailsForChapterMaster" type="image" src="assets/img/del.png" value="Update" title="Click For Delete Record" onclick="DeleteRecord(); return false;" />').addClass('lasttablecolumn');