bool AddRoleToUser(
	string userId,
	string roleId,
	CloudIdentity identity = null
)

Function AddRoleToUser ( 
	userId As String,
	roleId As String,
	Optional identity As CloudIdentity = Nothing
) As Boolean

bool AddRoleToUser(
	String^ userId, 
	String^ roleId, 
	CloudIdentity^ identity = nullptr
)

abstract AddRoleToUser : 
        userId : string * 
        roleId : string * 
        ?identity : CloudIdentity 
(* Defaults:
        let _identity = defaultArg identity null
*)
-> bool 

User user = provider.GetUserByName("{username}", null);
provider.AddRoleToUser(user.Id, "{roleId}", null);

Dim user = provider.GetUserByName("{username}", Nothing)
provider.AddRoleToUser(user.Id, "{roleId}", Nothing)

auto user = provider->GetUserByName("{username}", nullptr);
provider->AddRoleToUser(user->Id, "{roleId}", nullptr);

let user = provider.GetUserByName("{username}", null)
provider.AddRoleToUser(user.Id, "{roleId}", null) |> ignore