IsDefined Method

TypeDelegator.IsDefined Method

Indicates whether a custom attribute identified by attributeType is defined.

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

public override bool IsDefined (
	Type attributeType,
	bool inherit
)
public boolean IsDefined (
	Type attributeType, 
	boolean inherit
)
public override function IsDefined (
	attributeType : Type, 
	inherit : boolean
) : boolean
Not applicable.

Parameters

attributeType

Specifies whether to search this type's inheritance chain to find the attributes.

inherit

An array of custom attributes identified by type.

Return Value

true if a custom attribute identified by attributeType is defined; otherwise, false.

Exception typeCondition

ArgumentException

attributeType is a null reference (Nothing in Visual Basic).

ReflectionTypeLoadException

The custom attribute type cannot be loaded.

Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

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