Defines how a method is implemented.
Assembly: mscorlib (in mscorlib.dll)
|Specifies that the method implementation is in Microsoft intermediate language (MSIL).|
|Specifies that the method is implemented in native code.|
|Specifies that the method implementation is in optimized intermediate language (OPTIL).|
|Specifies that the method implementation is provided by the runtime.|
Used with MethodImplAttribute.
The classes in System.Runtime.CompilerServices are for compiler writers use only.
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.