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TypeBuilder.IsDefined Method

Determines whether a custom attribute is applied to the current type.

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

public override bool IsDefined(
	Type attributeType,
	bool inherit
)

Parameters

attributeType
Type: System.Type
The type of attribute to search for. Only attributes that are assignable to this type are returned.
inherit
Type: System.Boolean
Specifies whether to search this member's inheritance chain to find the attributes.

Return Value

Type: System.Boolean
true if one or more instances of attributeType, or an attribute derived from attributeType, is defined on this type; otherwise, false.

Implements

ICustomAttributeProvider.IsDefined(Type, Boolean)
_MemberInfo.IsDefined(Type, Boolean)

ExceptionCondition
NotSupportedException

This method is not currently supported for incomplete types. Retrieve the type using GetType and call IsDefined on the returned Type.

ArgumentException

attributeType is not defined.

ArgumentNullException

attributeType is null.

This method is not supported for incomplete generic type parameters. Retrieve the type using Type.GetType or Assembly.GetType and use reflection on the retrieved type.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

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.
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