如何使用Ajax和Jquery绑定Asp下拉列表 [英] How Do I Bind An Asp Dropdownlist Using Ajax And Jquery

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本文介绍了如何使用Ajax和Jquery绑定Asp下拉列表的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

我正在尝试使用jquery从我的Web服务填充asp下拉列表。



它无法正常工作,这是我的代码



$(document).ready(function(){

$(#ContentPlaceHolder1_ddlDBName)。change(function(){

var dbname = $(#ContentPlaceHolder1_ddlDBName)。val();





$ .ajax({

类型:POST,

contentType:application / json; charset = utf-8,

url:Data.asmx / GetOutcomes,
数据:{dbname:'+ dbname +'},

dataType:json,

成功:函数(结果){

$ .each(Result.d,function(key,value){



$('#ContentPlaceHolder1_cblFields1')。append($ (<列表项> ).val(value.Outcome).html(value.Outcome));





});

},

错误:功能(结果){

提醒(错误);

}

});

});

});

I am trying to populate an asp dropdownlist from my web service using jquery.

Its not working, here is my code

$(document).ready(function () {
$("#ContentPlaceHolder1_ddlDBName").change(function () {
var dbname = $("#ContentPlaceHolder1_ddlDBName").val();


$.ajax({
type: "POST",
contentType: "application/json; charset=utf-8",
url: "Data.asmx/GetOutcomes",
data: "{dbname: '" + dbname + "' }",
dataType: "json",
success: function (Result) {
$.each(Result.d, function (key, value) {

$('#ContentPlaceHolder1_cblFields1').append($("<listitem>").val(value.Outcome).html(value.Outcome));


});
},
error: function (Result) {
alert("Error");
}
});
});
});

推荐答案

(文件).ready( function(){
(document).ready(function () {


(#ContentPlaceHolder1_ddlDBName)。change(function(){

var dbname =
("#ContentPlaceHolder1_ddlDBName").change(function () {
var dbname =


(#ContentPlaceHolder1_ddlDBName)。val();




("#ContentPlaceHolder1_ddlDBName").val();



这篇关于如何使用Ajax和Jquery绑定Asp下拉列表的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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