博客

//绑定课程信息

function changeDDl() {

$.ajax({

type: “post”,

url: “ChangeZsdHandler.ashx”,

data: “username=” + $.trim($(“#hidUserName”).val()),

datatype: “text”,

success: function (data) {

if (data != “”) {

$(“#ddlKc”).append(data);

}

}

});

}

<select id=”ddlKc”>

</select>

Ajax中代码

if (context.Request[“username”] != null)

{

username = context.Request[“username”].ToString();

DataTable dt = kmbll.BindKc(username);

StringBuilder sbOptione = new StringBuilder();

sbOptione.Append(“<option value=’0′>  ===请?选?择?课?程¨¬===  </option>”);

if (dt != null)

{

if (dt.Rows.Count > 0)

{

foreach (DataRow dr in dt.Rows)

{

sbOptione.Append(“<option value=\”” + dr[“kmId”] + “\”>” + dr[“kmName”] + “</option>”);

}

}

}

context.Response.Write(sbOptione.ToString());

}

else

{

context.Response.Write(“”);

}

context.Response.End();