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Module.ModuleVersionId Property

Gets a universally unique identifier (UUID) that can be used to distinguish between two versions of a module.

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

public Guid ModuleVersionId { get; }

Property Value

Type: System.Guid
A Guid that can be used to distinguish between two versions of a module.

In unmanaged metadata, the GUID returned by the ModuleVersionId property is referred to as the mvid, and is stored in the GUID heap.


More information about metadata can be found in the Common Language Infrastructure (CLI) documentation, especially "Partition II: Metadata Definition and Semantics". The documentation is available online; see ECMA C# and Common Language Infrastructure Standards on MSDN and Standard ECMA-335 - Common Language Infrastructure (CLI) on the ECMA Web site.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0