MarshalAsAttribute Class
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.
Indicates how to marshal the data between managed and unmanaged code.
Inheritance Hierarchy
System.Object
System.Attribute
System.Runtime.InteropServices.MarshalAsAttribute
Namespace: System.Runtime.InteropServices
Assembly: mscorlib (in mscorlib.dll)
Syntax
'Declaration
<AttributeUsageAttribute(AttributeTargets.Field Or AttributeTargets.Parameter Or AttributeTargets.ReturnValue, Inherited := False)> _
<ComVisibleAttribute(True)> _
Public NotInheritable Class MarshalAsAttribute _
Inherits Attribute
[AttributeUsageAttribute(AttributeTargets.Field|AttributeTargets.Parameter|AttributeTargets.ReturnValue, Inherited = false)]
[ComVisibleAttribute(true)]
public sealed class MarshalAsAttribute : Attribute
The MarshalAsAttribute type exposes the following members.
Constructors
| Name | Description | |
|---|---|---|
.gif "Public method") .gif "Supported by Silverlight for Windows Phone") .gif "Supported by Xbox 360") |
MarshalAsAttribute(Int16) | Initializes a new instance of the MarshalAsAttribute class with the specified UnmanagedType value. |
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MarshalAsAttribute(UnmanagedType) | Initializes a new instance of the MarshalAsAttribute class with the specified UnmanagedType enumeration member. |
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.gif "Public property")
Methods
| Name | Description | |
|---|---|---|
|
Equals | Infrastructure. Returns a value that indicates whether this instance is equal to a specified object. (Inherited from Attribute.) |
.gif "Protected method") |
Finalize | Allows an object to try to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.) |
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GetHashCode | Returns the hash code for this instance. (Inherited from Attribute.) |
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GetType | Gets the Type of the current instance. (Inherited from Object.) |
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Match | When overridden in a derived class, returns a value that indicates whether this instance equals a specified object. (Inherited from Attribute.) |
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MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.) |
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ToString | Returns a string that represents the current object. (Inherited from Object.) |
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Fields
| Name | Description | |
|---|---|---|
.gif "Public field") |
ArraySubType | Specifies the element type of the unmanaged UnmanagedType.LPArray or UnmanagedType.ByValArray. |
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MarshalCookie | Provides additional information to a custom marshaler. |
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MarshalType | Specifies the fully qualified name of a custom marshaler. |
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MarshalTypeRef | Implements MarshalAsAttribute.MarshalType as a type. |
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SizeConst | Indicates the number of elements in the fixed-length array or the number of characters (not bytes) in a string to import. |
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SizeParamIndex | Indicates which parameter contains the count of array elements, much like size_is in COM, and is zero-based. |
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Version Information
Silverlight
Supported in: 5, 4, 3
Silverlight for Windows Phone
Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0
XNA Framework
Supported in: Xbox 360, Windows Phone OS 7.0
Platforms
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.