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Guid.Guid(Byte[]) Constructor

Initializes a new instance of the Guid class using the specified array of bytes.

Namespace: System
Assembly: mscorlib (in mscorlib.dll)

public Guid (
	byte[] b
public Guid (
	byte[] b
public function Guid (
	b : byte[]
Not applicable.



A 16 element byte array containing values with which to initialize the GUID.

Exception typeCondition


b is a null reference (Nothing in Visual Basic).


b is not 16 bytes long.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

XNA Framework

Supported in: 1.0