[OperationContractAttribute(Action = "http://tempuri.org/IService1/UserCount", 
	ReplyAction = "http://tempuri.org/IService1/UserCountResponse")]
DataSet UserCount(
	string userName,
	string key
)

<OperationContractAttribute(Action := "http://tempuri.org/IService1/UserCount", 
	ReplyAction := "http://tempuri.org/IService1/UserCountResponse")>
Function UserCount ( 
	userName As String,
	key As String
) As DataSet

[OperationContractAttribute(Action = L"http://tempuri.org/IService1/UserCount", 
	ReplyAction = L"http://tempuri.org/IService1/UserCountResponse")]
DataSet^ UserCount(
	String^ userName, 
	String^ key
)

[<OperationContractAttribute(Action = "http://tempuri.org/IService1/UserCount", 
	ReplyAction = "http://tempuri.org/IService1/UserCountResponse")>]
abstract UserCount : 
        userName : string * 
        key : string -> DataSet