TypeDelegator.IsDefined Method
Microsoft Silverlight will reach end of support after October 2021. Learn more.
Indicates whether a custom attribute identified by attributeType is defined.
Namespace: System.Reflection
Assembly: mscorlib (in mscorlib.dll)
Syntax
'Declaration
Public Overrides Function IsDefined ( _
attributeType As Type, _
inherit As Boolean _
) As Boolean
public override bool IsDefined(
Type attributeType,
bool inherit
)
Parameters
- attributeType
Type: System.Type
Specifies whether to search this type's inheritance chain to find the attributes.
- inherit
Type: System.Boolean
An array of custom attributes identified by type.
Return Value
Type: System.Boolean
true if a custom attribute identified by attributeType is defined; otherwise, false.
Implements
Exceptions
| Exception | Condition |
|---|---|
| ArgumentException | attributeType is nulla null reference (Nothing in Visual Basic). |
| ReflectionTypeLoadException | The custom attribute type cannot be loaded. |
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.