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Assembly.GetAssembly Method

Gets the currently loaded assembly in which the specified class is defined.

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

public static Assembly GetAssembly(
	Type type


Type: System.Type

A Type object representing a class in the assembly that will be returned.

Return Value

Type: System.Reflection.Assembly
The assembly in which the specified class is defined.


type is null.

In order to call this method, you must have a Type object, which means that the assembly in which the class is defined must already be loaded.

The following example retrieves the assembly of a specified class.

Assembly SampleAssembly;
// Instantiate a target object.
Int32 Integer1 = new Int32();
Type Type1;
// Set the Type instance to the target class type.
Type1 = Integer1.GetType();
// Instantiate an Assembly class to the assembly housing the Integer type.  
SampleAssembly = Assembly.GetAssembly(Integer1.GetType());
// Gets the location of the assembly using file: protocol.
Console.WriteLine("CodeBase=" + SampleAssembly.CodeBase);

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, 1.1, 1.0