IEnumerable<Role> GetRolesByUser(
	string userId,
	CloudIdentity identity = null
)

Function GetRolesByUser ( 
	userId As String,
	Optional identity As CloudIdentity = Nothing
) As IEnumerable(Of Role)

IEnumerable<Role^>^ GetRolesByUser(
	String^ userId, 
	CloudIdentity^ identity = nullptr
)

abstract GetRolesByUser : 
        userId : string * 
        ?identity : CloudIdentity 
(* Defaults:
        let _identity = defaultArg identity null
*)
-> IEnumerable<Role>