Adding HTTP request header to WCF request

Question

I have a WCF service consume by both AJAX and C# application,
I need to send a parameter through the HTTP request header.

On my AJAX I have added the following and i

Answer 1

The simplest way to this is using WebOperationContext at the following way:

Service1Client serviceClient = new Service1Client();
using (new System.ServiceModel.OperationContextScope((System.ServiceModel.IClientChannel)serviceClient.InnerChannel))
{
    System.ServiceModel.Web.WebOperationContext.Current.OutgoingRequest.Headers.Add("AdminGUID", "someGUID");
    serviceClient.GetData();
}

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