一个简单的WebService服务_webservice客户端 weib服务器-优快云博客

本文链接：https://blog.youkuaiyun.com/guanshenglang/article/details/1491859

本文介绍了一个具体的WebService应用案例，包括如何实现基本的数学运算、返回字符串和数据集等操作。通过C#代码展示了如何连接数据库并执行SQL查询来获取数据。

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server1.asm代码清单如下:

using System;
using System.Data;
using System.Data.SqlClient;
using System.Web;
using System.Collections;
using System.Web.Services;
using System.Web.Services.Protocols;
using System.ComponentModel;
using System.Configuration;

namespace SecurityWebService
{
    /// <summary>
    /// Service1 的摘要说明
    /// </summary>
    [WebService(Namespace = "http://tempuri.org/")]
    [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
    [ToolboxItem(false)]
    public class Service1 : System.Web.Services.WebService
    {

        [WebMethod]
        public int Add(int a,int b)
        {
            return a + b;
        }
        [WebMethod]
        public string Fdk()
        {
            return "asd";
        }
        [WebMethod]
        public string HelloWorld()
        {
            return "Hello World";
        }
        [WebMethod]
        public DataSet GetInfo()
        {
            return Getds("Select * From MtmCompanyIntro");
        }

        public DataSet Getds(string sSQL)
        {
            string sConnection = ConfigurationManager.ConnectionStrings["DBConnectionString"].ConnectionString;
            SqlConnection conn;
            conn = new SqlConnection(sConnection);
            conn.Open();

            SqlCommand myCMD = new SqlCommand(sSQL, conn);
            SqlDataAdapter myda = new SqlDataAdapter();
            myda.SelectCommand = myCMD;
            DataSet myDs = new DataSet();
            myda.Fill(myDs, "mds");
            conn.Close();
            return myDs;
        }

}
}