# FormFieldCollection.CopyTo Method

> Copies the elements of the collection to an array, starting at a particular index.

- **Product:** TX Text Control .NET for WPF
- **Section:** Reference
- **Kind:** Method
- **Introduced:** 28.0
- **Namespace:** `TXTextControl`
- **Package:** `TXTextControl.TextControl.WPF.SDK` (assembly `TXTextControl.dll`, from the private NuGet feed or Text Control Offline Packages)
- **.NET Framework:** reference `TXTextControl.dll` from the setup
- **Path:** TX Text Control .NET for WPF > Reference > TXTextControl > FormFieldCollection.CopyTo Method
- **720 words**
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol/formfieldcollection/copyto-method/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol/formfieldcollection/copyto-method/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol/formfieldcollection/copyto-method/llms-full.txt

---

### Description

Copies the elements of the collection to an array, starting at a particular index.

### Syntax

```csharp
public override void CopyTo(Array array, int index);
```

```vbnet
Public Overrides Sub CopyTo(array As Array, index As Integer)
```

### Parameters

| Parameter | Description |
|---|---|
| array | Specifies the array to copy to. |
| index | Specifies the index of the destination array at which to begin copying. |

### Examples

The following example works with form fields in the current document by using `FormFieldCollection.CopyTo`.

```csharp
textControl.Text = "Customer: Contoso Ltd.";
textControl.Select(10, 12);
FormFieldCollection formFieldCollection = textControl.FormFields;
formFieldCollection.Add(new CheckFormField(false) { Name = "AcceptTerms", ID = 100 });

FormField[] items = new FormField[formFieldCollection.Count];
formFieldCollection.CopyTo(items, 0);
```

```vbnet
textControl.Text = "Customer: Contoso Ltd."
textControl.Select(10, 12)
Dim formFieldCollection As FormFieldCollection = textControl.FormFields
formFieldCollection.Add(New CheckFormField(False) With { .Name = "AcceptTerms", .ID = 100 })

If formFieldCollection.Count > 0 Then
    Dim items(formFieldCollection.Count - 1) As FormField
    formFieldCollection.CopyTo(items, 0)
End If
```

---

## Nearby

- **Previous:** [FormFieldCollection.ConditionalInstructions Property](https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol/formfieldcollection/conditionalinstructions-property/llms-full.txt)
- **Next:** [FormFieldCollection.GetItem Method](https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol/formfieldcollection/getitem-method/llms-full.txt)