C#¿ª·¢XML WebService½Ó¿Ú(SOAP)

Ô­ÎÄÁ´½Ó£ºhttp://www.cnblogs.com/ding0910/archive/2007/07/12/815407.html
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Web;
using System.Web.Services;
using BX.Interface;
namespace WebService
{
    /**//// <summary>
    /// Service1 µÄժҪ˵Ã÷¡£
    /// </summary>
    public class doService : System.Web.Services.WebService
    {
/**//// <summary>
        /// ÍøÉϱ¨ÏúϵͳWebService·þÎñͨÓõ÷Ó÷½·¨
        /// </summary>
        /// <param name="ifCode">½Ó¿Ú±êʶ</param>
        /// <param name="ifPass">УÑéÂë</param>
        /// <param name="ifEvent">²Ù×÷·½Ê½(¿É¿Õ)</param>
        /// <param name="ifInfo">´«ÈëµÄXMLÐÅÏ¢</param>
        /// <returns></returns>
        [WebMethod]
        public string IfService(string ifCode,string ifPass,string ifEvent,string ifInfo)
        {
            ifCode = ifCode.Trim();
            ifPass = ifPass.Trim();
            ifEvent = ifEvent.Trim();
    &