c# - Usage example of the HttpClient.SendRequestAsync method passing a HttpRequestMessage object as an argument -

c# - Usage example of the HttpClient.SendRequestAsync method passing a HttpRequestMessage object as an argument -

i'm trying understand how httprequestmessage class works argument phone call httpclient.sendrequestasync(httprequestmessage), according lastly one's documentation httprequestmessage can used fill of headers in request made httpclient.sendrequestasync, thing still don't understand how manage fill httprequestmessage.headers property it's "get" property? if got right, request headers stored within collection, how can modify if i'm allowed it?

thanks in advance.

c# http windows-runtime