# Class OneOfBase<T0, T1, T2>

OptimaJet.Workflow.Core.Utils.OneOf.OneOfBase<T0, T1, T2>

Namespace: [OptimaJet.Workflow.Core.Utils.OneOf](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Utils.OneOf/)

```csharp
public class OneOfBase<T0, T1, T2> : IOneOf
```

## Type Hierarchy

-   OneOfBase<T0, T1, T2> Current type
    -   [ExecuteFormResult](https://api.workflowengine.io/forms-plugin/OptimaJet.Workflow.Plugins.FormsPlugin/ExecuteFormResult/)
    -   [SaveFormResult](https://api.workflowengine.io/forms-plugin/OptimaJet.Workflow.Plugins.FormsPlugin/SaveFormResult/)
    -   Implemented interfaces
        -   [IOneOf](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Utils.OneOf/IOneOf/)

## Constructors

`protected OneOfBase(OneOf<T0, T1, T2> input)` 

### Parameters

| Name | Type | Description |
| --- | --- | --- |
| `input` | `OneOf<T0, T1, T2>` |  |

## Properties

`public object Value { get; }` 

`public int Index { get; }` 

`public bool IsT0 { get; }` 

`public bool IsT1 { get; }` 

`public bool IsT2 { get; }` 

`public T0 AsT0 { get; }` 

`public T1 AsT1 { get; }` 

`public T2 AsT2 { get; }` 

## Methods

`public void Switch(Action<T0> f0, Action<T1> f1, Action<T2> f2)` 

### Parameters

| Name | Type | Description |
| --- | --- | --- |
| `f0` | `Action<T0>` |  |
| `f1` | `Action<T1>` |  |
| `f2` | `Action<T2>` |  |

`public TResult Match<TResult>(Func<T0, TResult> f0, Func<T1, TResult> f1, Func<T2, TResult> f2)` 

### Parameters

| Name | Type | Description |
| --- | --- | --- |
| `f0` | `Func<T0, TResult>` |  |
| `f1` | `Func<T1, TResult>` |  |
| `f2` | `Func<T2, TResult>` |  |

### Returns

| Type | Description |
| --- | --- |
| `{TResult}` |  |

`public bool TryPickT0(out T0 value, out OneOf<T1, T2> remainder)` 

### Parameters

| Name | Type | Description |
| --- | --- | --- |
| `value` | `{T0}` |  |
| `remainder` | `OneOf<T1, T2>` |  |

### Returns

| Type | Description |
| --- | --- |
| `Boolean` |  |

`public bool TryPickT1(out T1 value, out OneOf<T0, T2> remainder)` 

### Parameters

| Name | Type | Description |
| --- | --- | --- |
| `value` | `{T1}` |  |
| `remainder` | `OneOf<T0, T2>` |  |

### Returns

| Type | Description |
| --- | --- |
| `Boolean` |  |

`public bool TryPickT2(out T2 value, out OneOf<T0, T1> remainder)` 

### Parameters

| Name | Type | Description |
| --- | --- | --- |
| `value` | `{T2}` |  |
| `remainder` | `OneOf<T0, T1>` |  |

### Returns

| Type | Description |
| --- | --- |
| `Boolean` |  |

`public override bool Equals(object obj)` 

### Parameters

| Name | Type | Description |
| --- | --- | --- |
| `obj` | `Object` |  |

### Returns

| Type | Description |
| --- | --- |
| `Boolean` |  |

`public override string ToString()` 

### Returns

| Type | Description |
| --- | --- |
| `String` |  |

`public override int GetHashCode()` 

### Returns

| Type | Description |
| --- | --- |
| `Int32` |  |

[Previous OneOf<T0, T1>](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Utils.OneOf/OneOf-T0-T1/) [Next OneOfBase<T0, T1>](https://api.workflowengine.io/core/OptimaJet.Workflow.Core.Utils.OneOf/OneOfBase-T0-T1/)