Module.IsDefined tells whether the specified attribute type has been applied to this module. : Module « Reflection « VB.Net





Module.IsDefined tells whether the specified attribute type has been applied to this module.

 

Imports System
Imports System.Reflection

<Module: MySimpleAttribute("module-level")> 
    Class MyMainClass
        Shared Sub Main()
            Dim moduleArray() As [Module]
            moduleArray = [Assembly].GetExecutingAssembly().GetModules(False)
            Dim myModule As [Module] = moduleArray(0)
            Dim myType As Type
            myType = myModule.GetType("MySimpleAttribute")
            Console.WriteLine("IsDefined(MySimpleAttribute) = {0}", myModule.IsDefined(myType, False))
        End Sub
    End Class 
    <AttributeUsage(AttributeTargets.Class Or AttributeTargets.Module)> _
    Public Class MySimpleAttribute
        Inherits Attribute
        Private name As String

        Public Sub New(ByVal newName As String)
            name = newName
        End Sub 
    End Class 

   
  










Related examples in the same category

1.Module Class performs reflection on a module.
2.Module.Assembly Property gets the appropriate Assembly for this instance of Module.
3.Module.FilterTypeName Field
4.Module.FilterTypeNameIgnoreCase
5.Module.FullyQualifiedName
6.Module.GetCustomAttributes returns all custom attributes.
7.Module.GetCustomAttributes gets custom attributes of the specified type.
8.Module.GetType returns the specified type, performing a case-sensitive search.
9.Module.GetType returns the specified type, searching the module with the specified case sensitivity.
10.Module.GetType returns type
11.Module.IsResource gets a value indicating whether the object is a resource.
12.Module.Name gets a String representing the name of the module with the path removed.
13.Module.ScopeName gets a string representing the name of the module.
14.Module.ToString returns the name of the module.
15.Assembly.GetModules gets all the modules that are part of this assembly.