CustomAttributeExtensions.IsDefined Method (Assembly, Type)

May 11, 2014

Indicates whether custom attributes of a specified type are applied to a specified assembly.

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

public static bool IsDefined(
	this Assembly element,
	Type attributeType


Type: System.Reflection.Assembly
The assembly to inspect.
Type: System.Type
The type of the attribute to search for.

Return Value

Type: System.Boolean
true if an attribute of the specified type is applied to element; otherwise, false.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type Assembly. When you use instance method syntax to call this method, omit the first parameter.

Windows Phone OS

Supported in: 8.1, 8.0

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