---
id: "M:cAlgo.API.OptimizationMultiEnumParameter.#ctor(System.String,System.Collections.Generic.IReadOnlyList{System.String})"
kind: "constructor"
type: "T:cAlgo.API.OptimizationMultiEnumParameter"
url: "https://help.ctrader.com/ctrader-algo/references/Plugin/Optimization/OptimizationMultiEnumParameter/Constructor/"
---

> Documentation index for agents: https://help.ctrader.com/ctrader-algo/llms.txt · machine index: https://help.ctrader.com/ctrader-algo/api.json

# OptimizationMultiEnumParameter constructor

Member of [OptimizationMultiEnumParameter](https://help.ctrader.com/ctrader-algo/references/Plugin/Optimization/OptimizationMultiEnumParameter/index.md).

## OptimizationMultiEnumParameter(string name, IReadOnlyList<string> value)

Holds the parameter fixed at the given value.

Environments: Desktop supported · CLI not supported · Cloud not supported.

- CLI: Available to plugins only, and plugins cannot run in the CLI.
- Cloud: Available to plugins only, and plugins cannot run in the cloud.

C#:

```csharp
public OptimizationMultiEnumParameter(string name, IReadOnlyList<string> value)
```

Python:

```python
OptimizationMultiEnumParameter(name: str, value: Sequence[str])
```

### Parameters

- `name` (`string`, Python `str`): The cBot parameter name.
- `value` (`IReadOnlyList<string>`, Python `Sequence[str]`): The fixed set of enum member names.

Available since cAlgo.API 5.9.

### Examples

C#:

```csharp
var parameter = new OptimizationMultiEnumParameter("TradingDays", new[] { "Tuesday", "Thursday" });
Print("{0} optimized: {1}", parameter.Name, parameter.IsOptimized);
```

Python:

```python
from System import Array, String
parameter = OptimizationMultiEnumParameter("TradingDays", Array[String](["Tuesday", "Thursday"]))
api.Print(f"{parameter.Name} optimized: {parameter.IsOptimized}")
```

## OptimizationMultiEnumParameter(OptimizationMultiEnumParameter original)



Environments: Desktop supported · CLI not supported · Cloud not supported.

- CLI: Available to plugins only, and plugins cannot run in the CLI.
- Cloud: Available to plugins only, and plugins cannot run in the cloud.

C#:

```csharp
public OptimizationMultiEnumParameter(OptimizationMultiEnumParameter original)
```

Python:

```python
OptimizationMultiEnumParameter(original: OptimizationMultiEnumParameter)
```

### Parameters

- `original` (`OptimizationMultiEnumParameter`, Python `OptimizationMultiEnumParameter`):

Available since cAlgo.API 5.9.