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 # Class ChangeRefData

 Last update: 09.03.2026 

<a id="VM_Managed_ChangeRefData"></a>

Namespace: [VM.Managed](VM.Managed.md)  
Assembly: VMAppCore.dll

This class is to represent the changed reference data.

```csharp
public class ChangeRefData

```

#### Inheritance

object ← [ChangeRefData](VM.Managed.ChangeRefData.md)

#### Extension Methods

[LinkPropertyItemCache.GetLinkProperties(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkProperties_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkPropertiesAndValues(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkPropertiesAndValues_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkedObjects&lt;T&gt;(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkedObjects__1_System_Object_VM_Models_Pre_LinkPropertyType_)

## Constructors

### <a id="VM_Managed_ChangeRefData__ctor"></a> ChangeRefData()

```csharp
public ChangeRefData()

```

## Properties

### <a id="VM_Managed_ChangeRefData_NewLink"></a> NewLink

Gets or sets the new event core.

```csharp
public ObjectEventCore NewLink { get; set; }

```

#### Property Value

[ObjectEventCore](VM.Managed.ObjectEventCore.md)

### <a id="VM_Managed_ChangeRefData_OldLink"></a> OldLink

Gets or sets the old event core.

```csharp
public ObjectEventCore OldLink { get; set; }

```

#### Property Value

[ObjectEventCore](VM.Managed.ObjectEventCore.md)