---
id: "M:cAlgo.API.OptimizationProgressChangedEventArgs.#ctor(cAlgo.API.OptimizationProgressChangedEventArgs)"
kind: "constructor"
type: "T:cAlgo.API.OptimizationProgressChangedEventArgs"
url: "https://help.ctrader.com/ctrader-algo/references/Plugin/Optimization/OptimizationProgressChangedEventArgs/Constructor/"
---

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

# OptimizationProgressChangedEventArgs constructor

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

## OptimizationProgressChangedEventArgs(OptimizationProgressChangedEventArgs 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 OptimizationProgressChangedEventArgs(OptimizationProgressChangedEventArgs original)
```

Python:

```python
OptimizationProgressChangedEventArgs(original: OptimizationProgressChangedEventArgs)
```

### Parameters

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

Available since cAlgo.API 5.9.