IOExtensionsWriteNullable(BinaryWriter, NullableGuid) - метод

public static void WriteNullable(
	[NotNullAttribute] this BinaryWriter writer,
	[CanBeNullAttribute] Guid? guid
)

<ExtensionAttribute>
Public Shared Sub WriteNullable ( 
	<NotNullAttribute> writer As BinaryWriter,
	<CanBeNullAttribute> guid As Guid?
)

public:
[ExtensionAttribute]
static void WriteNullable(
	[NotNullAttribute] BinaryWriter^ writer, 
	[CanBeNullAttribute] Nullable<Guid> guid
)

[<ExtensionAttribute>]
static member WriteNullable : 
        [<NotNullAttribute>] writer : BinaryWriter * 
        [<CanBeNullAttribute>] guid : Nullable<Guid> -> unit