调用Web服务时出错 [英] Error while calling web service

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本文介绍了调用Web服务时出错的处理方法,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

嗨我使用以下代码进行货币转换,但$ .ajax()不会调用网络服务



< script type =text / javascript >

alert('lkdfls');

$(function(){

alert('lkdfls');

$('#btnConvert')。click(function(){

alert('lkdfls');

var amount = $('#txtAmount' ).val();

alert(金额);

var from = $('#ddlfrom')。val();

alert(from);

var to = $('#ddlto')。val();

alert(to);

$ .ajax({

类型:POST,

hi I am using following code for currency Converter but $.ajax () does not call the web service

<script type="text/javascript">
alert('lkdfls');
$(function () {
alert('lkdfls');
$('#btnConvert').click(function () {
alert('lkdfls');
var amount = $('#txtAmount').val();
alert(amount);
var from = $('#ddlfrom').val();
alert(from);
var to = $('#ddlto').val();
alert(to);
$.ajax({
type: "POST",


url:WebService。 asmx / CurrencyConversion,

数据:{amount:+ amount +,fromCurrency:'+ from +',toCurrency:'+ to +'},

contentType:appl ication / json; charset = utf-8,

dataType:json,

成功:功能(数据){

alert( 'kk');

$('#currency_converter_result')。html(data.d);

alert('dd');

}

});

});

});

< / script>

url: "WebService.asmx/CurrencyConversion",
data: "{amount:" + amount + ",fromCurrency:'" + from + "',toCurrency:'" + to + "'}",
contentType: "application/json; charset=utf-8",
dataType: "json",
success: function (data) {
alert('kk');
$('#currency_converter_result').html(data.d);
alert('dd');
}
});
});
});
</script>

推荐答案

.ajax()不会调用Web服务



< script type =text / javascript >

alert('lkdfls');
.ajax () does not call the web service

<script type="text/javascript">
alert('lkdfls');


(function(){

alert('lkdfls ');
(function () {
alert('lkdfls');


('#btnConvert')。点击(function(){

alert('lkdfls');

var amount =
('#btnConvert').click(function () {
alert('lkdfls');
var amount =


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