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RuntimeEnvironment.FromGlobalAccessCache Method

Tests whether the specified assembly is loaded in the global assembly cache.

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

public static bool FromGlobalAccessCache(
	Assembly a


Type: System.Reflection.Assembly
The assembly to test.

Return Value

Type: System.Boolean
true if the assembly is loaded in the global assembly cache; otherwise, false.

The following example demonstrates calling the FromGlobalAccessCache method. This code example is part of a larger example provided for the RuntimeEnvironment class.

// Show whether the EXE assembly was loaded from the GAC or from a private subdirectory.
Console.WriteLine("Did the {0} assembly load from the GAC? {1}",

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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