Recieving data to client from WCF Service

Question

Hello all,

Will anyone please suggest me how to recieve string array from WCF service to client ?

I am new in c# ,stuck at WCF recieveing data .

I have written a class where i am reading the registry values  

also declared a [Operation contract] exposing the method.and implemented a method in service but donn know how to recieve those values?

 here i need to return values from service to the client so that i can  populate textbox on clients Form

I hope i explained my problem well enough..can anyone pls tell me how to get those values from WCF service.

Thanks in advance..