Web服務端代碼
<%@ WebService Language="C#" Class="WebService" %>using System;using System.Web;using System.Web.Services;using System.Web.Services.Protocols;[WebService(Namespace = "http://tempuri.org/")][WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]public class WebService : System.Web.Services.WebService 
{
public AuthHeaderCS sHeader; [WebMethod(Description = "使用SOAP頭條目實現用戶名和密碼驗證")] [SoapHeader("sHeader")] public string SecureMethod()
{
if (sHeader == null) { return "錯誤，請輸入驗證信息﹗";
} string UserName = sHeader.UserName; string PassWord = sHeader.PassWord; if (AuthenticateUser(UserName, PassWord)) { return "驗證通過，您的用戶名為︰" + UserName + "，密碼為︰" + PassWord; } else { return "驗證失敗，請重新輸入用戶名和密碼﹗"; } } private bool AuthenticateUser(string UserName, string PassWord) { if ((UserName == "John") && (PassWord == "John")) { return true; } else { return false; } }
}public class AuthHeaderCS : SoapHeader{ public string UserName; public string PassWord;}<%@ Page Language="C#" %><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><script runat="server"> protected void Page_Load(object sender, EventArgs e) { WebService myserver = new WebService(); AuthHeaderCS header = new AuthHeaderCS(); try { Response.Write("第一次調用︰" + myserver.SecureMethod() + "<br />"); } catch (Exception Err) { Response.Write(Err.Message + "<br />"); } try { header.UserName = "John"; header.PassWord = "Wang"; myserver.sHeader = header; Response.Write("第二次調用︰" + myserver.SecureMethod() + "<br />"); } catch (Exception Err) { Response.Write(Err.Message + "<br />"); } try { header.UserName = "John"; header.PassWord = "John"; myserver.sHeader = header; Response.Write("第三次調用︰" + myserver.SecureMethod() + "<br />"); } catch (Exception Err) { Response.Write(Err.Message + "<br />"); } }</script><html xmlns="http://www.w3.org/1999/xhtml" ><head runat="server"> <title>使用SOAP頭條目實現用戶名和密碼驗證</title></head><body> <form id="form1" runat="server"> <div> </div> </form></body></html>