Implementing a Web Service in .NET:

The following code sample is to Implement a Web Service in .NET:

Following is a VBScript example
"WebMethod()" converts the functions in your application into web services
Example:
<%@ WebService Language="VBScript" Class="KmToMConvert" %>
Imports System
Imports System.Web.Services
Public Class KmToMConvert :Inherits WebService
   <WebMethod()> Public Function KilometerToMeter(ByVal Kilometer As String) As String
         return (Kilometer * 1000)
         end function
end class

[WebService(Namespace = http://tempuri.org/)]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
[System.ComponentModel.ToolboxItem(false)]
// To allow this Web Service to be called from script, using ASP.NET AJAX, uncomment the following line.
// [System.Web.Script.Services.ScriptService]
public class Service1 : System.Web.Services.WebService
{
     [WebMethod]
     public string HelloWorld()
     {
            return "Hello World";
     }
}