Beginning Web Development, Silverlight, and ASP.NET AJAX

CHAPTER 7 ■ .NET 3.0: WINDOWS COMMUNICATION FOUNDATION 165
}
[DataMember]
public string FirstName
{
get { return firstName;}
set { firstName = value;}
}
[DataMember]
public string LastName
{
get { return lastName;}
set { lastName = value;}
}
Here you have a complex data type made up of two strings, each with a getter and a
setter. You attribute the data class with the [DataContract] attribute, and each of its members
with the [DataMember] attribute. You could of course have a larger class, with some
data elements that you would want to keep private—in this case, you simply do not
attribute them as DataMembers.
When you execute your application and browse to the Service.svc file, you’ll see the
service harness, as in Figure 7-4.
Figure 7-4. Service harness