---
id: "P:cAlgo.API.BacktestingDataRequest.EndTime"
kind: "property"
type: "T:cAlgo.API.BacktestingDataRequest"
url: "https://help.ctrader.com/ctrader-algo/references/Plugin/Backtesting/DataSource/BacktestingDataRequest/EndTime/"
---

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

# BacktestingDataRequest.EndTime

Member of [BacktestingDataRequest](https://help.ctrader.com/ctrader-algo/references/Plugin/Backtesting/DataSource/BacktestingDataRequest/index.md).

## EndTime

Gets request end time.

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
DateTime EndTime {get;}
```

Python:

```python
backtestingDataRequest.EndTime: DateTime
```

### Returns

`DateTime` — 

Available since cAlgo.API 5.3.

### Examples

C#:

```csharp
private void OnDataRequested(BacktestingDataRequest request)
{
    var period = request.EndTime - request.StartTime;
    Print("Data requested until {0:u}, period: {1} days", request.EndTime, period.TotalDays);
}
```

Python:

```python
def on_data_requested(self, request):
    period = request.EndTime - request.StartTime
    api.Print(f"Data requested until {request.EndTime}, period: {period.TotalDays} days")
```