aps.net 用ajax 读取服务端值

时间:2023-03-09 13:40:18
aps.net 用ajax 读取服务端值

 

1.Default.aspx 页面内容

实例一:

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>无标题页</title>
<script type="text/javascript" language="javascript" src="JS/jquery-1.9.1.min.js"></script>
<script type="text/javascript" language="javascript">
$(function(){

$.ajax({

type:"Post",
url:"Default.aspx/IssueBackNum",
contentType:"application/json;charset=utf-8",
dataType:"json",
success:function(data){
alert("返回:"+data.d);
},
error:function(err)
{
alert(err);
}

});

})

</script>

</head>
<body>
<form id="form1" runat="server">
<div>

</div>
</form>
</body>
</html>

实例二:

<script type="text/javascript" language="javascript">
$(function(){

$.ajax({

type:"Post",
url:"Default.aspx/IssueBackNum",
contentType:"application/json;charset=utf-8",
dataType:"json",
success:function(data){
alert("返回:"+data.d[0]);
},
error:function(err)
{
alert(err);
}

});

})

</script>

2.Default.aspx.cs 页面内容

using System.Web.Services;

实例一:

[WebMethod]
public static string IssueBackNum()
{
return "Hello ajax";
}

效果图:

aps.net 用ajax 读取服务端值

aps.net 用ajax 读取服务端值

实例二: 

[WebMethod]
public static int[] IssueBackNum()
{
int[] aa = new int[] {8,3,5,7};
return aa;
}

效果图:

aps.net 用ajax 读取服务端值

提示:如果你是vs2005编辑器要在 Web.Config 加入(版本低的原因),vs2013版本无需加入

<httpModules>

<add name="ScriptModule" type="System.Web.Handlers.ScriptModule, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>

</httpModules>