ClassDefinition - property in ROOT\Microsoft\Windows\HardwareManagement\MS_409 namespace

ClassDefinition in other namespaces

List of classes with ClassDefinition local property in ROOT\Microsoft\Windows\HardwareManagement\MS_409 namespace

propertyClassOrigin
ClassDefinitionCIM_ClassIndicationCIM_ClassIndication

List of classes with ClassDefinition derived property in ROOT\Microsoft\Windows\HardwareManagement\MS_409 namespace

propertyClassOrigin
ClassDefinitionCIM_ClassCreationCIM_ClassIndication
ClassDefinitionCIM_ClassDeletionCIM_ClassIndication
ClassDefinitionCIM_ClassModificationCIM_ClassIndication

Code samples for ClassDefinition property

Get instance of WMI class using GetObject, ClassDefinition property of CIM_ClassModification

Short VBS code - get a single specified instance of CIM_ClassModification class or get a default unnamed instance (singleton) of the class, using one single command GetObject with exact path of the wmi object.

'http://wutils.com/wmi/
Dim wmiObject
Set wmiObject = GetObject( _
 "WINMGMTS:\\.\ROOT\Microsoft\Windows\HardwareManagement\ms_409:" + _
 "CIM_ClassModification.PropertyName=""SomeText""")
Wscript.Echo wmiObject.ClassDefinition 'or other property name, see properties
See more VBS samples of CIM_ClassModification class

WMI query - sample windows WQL with C#, ClassDefinition property of CIM_ClassModification

Get a specified instance of CIM_ClassModification by a key, get a default unnamed instance (singleton) of the class or list instances of the class by wmi query using this c# sample code.
See in another language: VBScript, VB.Net.
//http://wutils.com/wmi/

//Project -> Add reference -> System.Management
//using System.Management;

//create a management scope object
ManagementScope scope = new ManagementScope("\\\\.\\ROOT\\Microsoft\\Windows\\HardwareManagement\\ms_409");

//create object query
ObjectQuery query = new ObjectQuery("SELECT * FROM CIM_ClassModification Where PropertyName=\"SomeText\"");

//create object searcher
ManagementObjectSearcher searcher =
                        new ManagementObjectSearcher(scope, query);

//get a collection of WMI objects
ManagementObjectCollection queryCollection = searcher.Get();

//enumerate the collection.
foreach (ManagementObject m in queryCollection) 
{
  // access properties of the WMI object
  Console.WriteLine("ClassDefinition : {0}", m["ClassDefinition"]);
  
}

WMI query - sample windows WQL with VB.Net, ClassDefinition property of CIM_ClassModification

Get a specified instance of CIM_ClassModification by a key, get a default unnamed instance (singleton) of the class or list instances of the class by wmi query using this VB.Net sample code.
See in another language: VBScript, C#
'Project -> Add reference -> System.Management
'Imports System.Management

'Get the namespace management scope
Dim Scope As New ManagementScope("\\.\ROOT\Microsoft\Windows\HardwareManagement\ms_409")

'Get a result of WML query 
Dim Query As New ObjectQuery("SELECT * FROM CIM_ClassModification Where PropertyName="SomeText"")

'Create object searcher
Dim Searcher As New ManagementObjectSearcher(Scope, Query)

'Get a collection of WMI objects
Dim queryCollection As ManagementObjectCollection = Searcher.Get

'Enumerate wmi object 
For Each mObject As ManagementObject In queryCollection
  'write out some property value
  Console.WriteLine("ClassDefinition : {0}", mObject("ClassDefinition"))
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