【asp】asp.net中WebResponse 跨域访问实例代码-net-WebResponse-跨域访问

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asp.net中WebResponse 跨域访问实例代码

/// <summary>
        /// 使用Post方法发送数据
        /// </summary>
        /// <param name=”pi_strPostURl”>提交地址</param>
        /// <param name=”pi_strParm”>参数</param>
        /// <returns></returns>      
        public static string PostResponse(string pi_strPostURl, string pi_strParm)
        {
            try
            {
                //编码
                Encoding t_Encoding=Encoding.GetEncoding(“GB2312“);
        Uri t_Uri=new Uri(pi_strPostURl);             
                byte[] paramBytes=t_Encoding.GetBytes(pi_strParm);
                WebRequest t_WebRequest=WebRequest.Create(t_Uri);
        t_WebRequest.Timeout=100000;
                //设置ContentType
                t_WebRequest.ContentType=“application/x-www-form-urlencoded“;

                t_WebRequest.Method=EnumMethod.POST.ToString();                //初始化
                using (Stream t_REStream=t_WebRequest.GetRequestStream())
                {
                    //发送数据
                    requestStream.Write(paramBytes, 0
, paramBytes.Length);
                }

                WebResponse t_WebResponse=
 t_WebRequest.GetResponse();

                using (StreamReader t_StreamReader=new StreamReader(t_WebResponse .GetResponseStream(), t_Encoding))
                {
                    return t_StreamReader.ReadToEnd();
                }
            }
            catch
            {
                return “ERROR“;
            }
        }

public static string GetResponse(string pi_strPostURl, string pi_strParm)
        {
            try
            {
                //编码
                Encoding t_Encoding=Encoding.GetEncoding(“GB2312“);              
                Uri t_Uri=new Uri(string.Format(“{0}?{1}“, pi_strPostURl, pi_strParm));

                WebRequest t_WebRequest=
 WebRequest.Create(t_Uri);

                t_WebRequest.Timeout=100000;
                t_WebRequest.ContentType=“application/x-www-form-urlencoded“;

                t_WebRequest.Method=EnumMethod.GET.ToString(); 
                WebResponse t_WebResponse=
 t_WebRequest.GetResponse();

                using (StreamReader t_StreamReader=new StreamReader(t_WebResponse.GetResponseStream(), t_Encoding))
                {
                    return t_StreamReader.ReadToEnd();
                }
            }
            catch (Exception e)
            {
                return e.ToString();
            }
        }
public static string AtionResponse(string pi_Url, EnumMethod pi_Method)
        {
             string t_strUrlPath=“”;
             string t_parm=“”;           
             Uri  t_Url=new Uri(pi_Url);               
             t_parm=t_Url.Query;
             if (parmString.StartsWith(“?“))
                    t_parm=t_parm.Remove(0, 1);               
             t_strUrlPath=“http://“ + t_Url .Authority + t_Url .AbsolutePath;
            return GetResponse(t_strUrlPath, t_parm, pi_Method);
        }
 public enum EnumMethod
        {
            POST,
            GET
        }

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