JS跨域代码片段

时间:2012-08-30    点击:142   
下面的代码块是js调用一般处理程序的代理来实现js跨域的。如果js需要多次跨域,推荐下面的方法。

复制代码 代码如下:

public string GetInfo(HttpContext context)
{
string post = "a=XX&b=XX";
return CreateHttpRequest("https://www.XXXX.com", post, "POST");
}


#region 构造请求
/// <summary>
/// 构造请求
/// </summary>
/// <param name="requestUrl">请求地址</param>
/// <param name="requestParam">请求参数</param>
/// <param name="requestMethod">请求方式</param>
/// <returns></returns>
public string CreateHttpRequest(string requestUrl, string requestParam, string requestMethod)
{
try
{
System.Net.HttpWebRequest request = System.Net.HttpWebRequest.Create(requestUrl) as System.Net.HttpWebRequest;
request.Method = requestMethod;
string post = requestParam;

byte[] bytes = System.Text.Encoding.UTF8.GetBytes(post);
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = bytes.Length;
System.IO.Stream stream = request.GetRequestStream();
stream.Write(bytes, 0, bytes.Length);
System.Net.HttpWebResponse response = request.GetResponse() as System.Net.HttpWebResponse;
System.IO.StreamReader sr = new System.IO.StreamReader(response.GetResponseStream(), System.Text.Encoding.UTF8);
return sr.ReadToEnd();
}
catch (Exception)
{
return "";
}

}
#endregion
javascript面向对象入门基础详细介绍
说说JSON和JSONP 也许你会豁然开朗
Javascript中的delete介绍
Javascript this 的一些学习总结
javascript动画浅析
> 返回     
地址:上海市普陀区胶州路941号长久商务中心 电话: QQ:
© Copyright 2012 上海网络 Product All Rights Reserved