直接代码POST数据调用WebService

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
using System.IO;

namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            Encoding encoding = Encoding.UTF8;
            string responseData = String.Empty;            

            WebRequest request = HttpWebRequest.Create("http://localhost:32100/Service1.svc");
            string param =  "<soapenv:Envelope xmlns:soapenv=\"http://schemas.xmlsoap.org/soap/envelope/\" xmlns:tem=\"http://tempuri.org/\" xmlns:wcf=\"http://schemas.datacontract.org/2004/07/WcfService2\">"
                            +"   <soapenv:Header/>"
                            +"   <soapenv:Body>"
                            +"      <tem:GetDataUsingDataContract>"
                            +"         <!--Optional:-->"
                            +"         <tem:composite>"
                            +"            <!--Optional:-->"
                            +"            <wcf:BoolValue>true</wcf:BoolValue>"
                            +"            <!--Optional:-->"
                            +"            <wcf:StringValue>ddd</wcf:StringValue>"
                            +"         </tem:composite>"
                            +"      </tem:GetDataUsingDataContract>"
                            +"   </soapenv:Body>"
                            +"</soapenv:Envelope>";
            byte[] bs = System.Text.ASCIIEncoding.ASCII.GetBytes(param);

            request.Method = "POST";
            request.ContentType = "text/xml;charset=UTF-8";
            request.ContentLength = bs.Length;

            //指定要调用http://localhost:32100/Service1.svc服务中的GetDataUsingDataContract方法
            //http://tempuri.org/IService1/GetDataUsingDataContract（名称空间（http://tempuri.org/）/接口名称（IService1）/方法名（GetDataUsingDataContract））
            request.Headers["SOAPAction"] = "http://tempuri.org/IService1/GetDataUsingDataContract"; 


            using(Stream reqStream = request.GetRequestStream())
            {
                reqStream.Write(bs, 0, bs.Length);
                reqStream.Close();
            }

            using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
            {
                using (StreamReader reader = new StreamReader(response.GetResponseStream(), encoding))
                {
                    responseData = reader.ReadToEnd().ToString();
                }
                Console.Write(responseData);
                Console.ReadKey();
            }


        }
    }
}