WorkflowEngineHelperGetOrAddT(IDictionaryString, Object, String, T) - метод

public static T GetOrAdd<T>(
	IDictionary<string, Object> fromHash,
	string[] hashPath,
	T defaultValue = null
)

Public Shared Function GetOrAdd(Of T) ( 
	fromHash As IDictionary(Of String, Object),
	hashPath As String(),
	Optional defaultValue As T = Nothing
) As T

public:
generic<typename T>
static T GetOrAdd(
	IDictionary<String^, Object^>^ fromHash, 
	array<String^>^ hashPath, 
	T defaultValue = nullptr
)

static member GetOrAdd : 
        fromHash : IDictionary<string, Object> * 
        hashPath : string[] * 
        ?defaultValue : 'T 
(* Defaults:
        let _defaultValue = defaultArg defaultValue null
*)
-> 'T