# TrackedChangeCollection Class

> Contains all tracked changes in the main text or another part of a document. It is a collection of objects of the type TrackedChange. A collection object can be obtained with the TextControl.TrackedChanges, the HeaderFooter.TrackedChanges or the TextFrame.TrackedChanges property. The TrackedChangeCollection class implements the IEnumerable and the ICollection interfaces. A TrackedChange object represents a change of the document after someone has reworked the document. After tracking changes has been turned on with the IsTrackChangesEnabled property, a TextControl marks up new changes made to the document.

- **Product:** TX Text Control .NET Server
- **Section:** Reference
- **Kind:** Class
- **Introduced:** 26.0
- **Namespace:** `TXTextControl`
- **Package:** `TXTextControl.TextControl.Core.SDK` (assembly `TXTextControl.Core.dll`, from the private NuGet feed or Text Control Offline Packages)
- **Package:** `TXTextControl.TextControl.ASP.SDK` (assembly `TXTextControl.dll`, from the private NuGet feed or Text Control Offline Packages)
- **.NET Framework:** reference `TXTextControl.dll` from the setup
- **Implements:** `System.Collections.ICollection`, `System.Collections.IEnumerable`
- **Path:** TX Text Control .NET Server > Reference > TXTextControl > TrackedChangeCollection Class
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/llms-full.txt

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## On This Page

- [Description](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/#description)
- [Syntax](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/#syntax)
- [Examples](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/#examples)
- [Members](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/#members)

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## In This Section

- [TrackedChangeCollection.CopyTo Method](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/copyto-method/llms.txt): Copies the elements of the collection to an array, starting at a particular index.
- [TrackedChangeCollection.Count Property](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/count-property/llms.txt): Gets the number of elements contained in the collection.
- [TrackedChangeCollection.GetEnumerator Method](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/getenumerator-method/llms.txt): Returns an enumerator that can be used to iterate through the collection.
- [TrackedChangeCollection.GetItem Method](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/getitem-method/llms.txt): Gets a particular item from the collection.
- [TrackedChangeCollection.IsSynchronized Property](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/issynchronized-property/llms.txt): Returns true if the collection is designed to be thread safe, otherwise, it returns false.
- [TrackedChangeCollection.Item Property](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/item-property/llms.txt): Gets the change with the specified number from the collection. The number must be between 1 and Count. In C# this property is the indexer for the TrackedChangeCollection class.
- [TrackedChangeCollection.Remove Method](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/remove-method/llms.txt): Removes a tracked change from the collection. Depending on the accept parameter the change is either accepted or rejected. When a change is rejected, inserted text is removed and deleted text is reinserted.
- [TrackedChangeCollection.SyncRoot Property](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/syncroot-property/llms.txt): Gets an object that can be used to synchronize access to the collection.

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## Nearby

- **Previous:** [TrackedChange.UserName Property](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchange/username-property/llms.txt)
- **Next:** [TrackedChangeCollection.CopyTo Method](https://docs.textcontrol.com/tx-text-control-dotnet-server/reference/txtextcontrol/trackedchangecollection/copyto-method/llms.txt)