MethodImplOptions Enumeration

Microsoft Silverlight will reach end of support after October 2021. Learn more.

This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.

Defines the details of how a method is implemented.

This enumeration has a FlagsAttribute attribute that allows a bitwise combination of its member values.

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

Syntax

'Declaration
<FlagsAttribute> _
<ComVisibleAttribute(True)> _
Public Enumeration MethodImplOptions

[FlagsAttribute]
[ComVisibleAttribute(true)]
public enum MethodImplOptions

	Member name	Description
	Unmanaged	Specifies that the method is implemented in unmanaged code.
	ForwardRef	Specifies that the method is declared, but its implementation is provided elsewhere.
	PreserveSig	Specifies that the method signature is exported exactly as declared.
	InternalCall	Specifies an internal call. An internal call is a call to a method implemented within the common language runtime itself.
	Synchronized	Specifies that the method can be executed by only one thread at a time.
	NoInlining	Specifies that the method can not be inlined.
	AggressiveInlining	The method should be inlined if possible.
	NoOptimization	Specifies that the method is not optimized by the just-in-time (JIT) compiler.

Silverlight for Windows Phone

Specifying the Synchronized option for the MethodImplAttribute constructor is not supported and will not result in synchronized behavior.

Supported in: 5, 4, 3

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

Supported in: Xbox 360, Windows Phone OS 7.0

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.