# IIbisExternalCircuitList interface

*No description yet.*

```csharp
public interface IIbisExternalCircuitList : IIbisObjectList
```

**Namespace:** SCH · **Assembly:** Altium.SDK.Interfaces

**Inherits:** [IIbisObject](https://altiumdeveloper.github.io/ad-sdk-docs/reference/sch/IIbisObject.md) → [IIbisObjectList](https://altiumdeveloper.github.io/ad-sdk-docs/reference/sch/IIbisObjectList.md)

## Methods

| Method | Returns | Description |
| --- | --- | --- |
| [GetExternalCircuit](#getexternalcircuit) | [IIbisExternalCircuit](https://altiumdeveloper.github.io/ad-sdk-docs/reference/sch/IIbisExternalCircuit.md) |  |

### GetExternalCircuit

*No description yet.*

```csharp
IIbisExternalCircuit GetExternalCircuit(int argIndex);
```

| Parameter | Type | Passing |
| --- | --- | --- |
| `argIndex` | `int` | value |

**Returns:** [IIbisExternalCircuit](https://altiumdeveloper.github.io/ad-sdk-docs/reference/sch/IIbisExternalCircuit.md)

Extension method of `IIbisExternalCircuitListHelper` (`using SCH;`).

## Inherited members

- From [IIbisObjectList](https://altiumdeveloper.github.io/ad-sdk-docs/reference/sch/IIbisObjectList.md): [GetCount](https://altiumdeveloper.github.io/ad-sdk-docs/reference/sch/IIbisObjectList.md#getcount)

## Returned by

[IIbisFile.GetExternalCircuitList](https://altiumdeveloper.github.io/ad-sdk-docs/reference/sch/IIbisFile.md#getexternalcircuitlist)