---
id: "P:cAlgo.API.OptimizationDoubleParameter.Step"
kind: "property"
type: "T:cAlgo.API.OptimizationDoubleParameter"
url: "https://help.ctrader.com/ctrader-algo/references/Plugin/Optimization/OptimizationDoubleParameter/Step/"
---

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

# OptimizationDoubleParameter.Step

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

## Step

Gets the step of the range.

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 double Step {get;}
```

Python:

```python
optimizationDoubleParameter.Step: float
```

### Returns

`double` — 

Available since cAlgo.API 5.9.

### Examples

C#:

```csharp
var parameter = new OptimizationDoubleParameter("TakeProfitPips", 10, 50, 5);
var valueCount = (int)((parameter.Max - parameter.Min) / parameter.Step) + 1;
Print("Step {0} gives {1} values", parameter.Step, valueCount);
```

Python:

```python
parameter = OptimizationDoubleParameter("TakeProfitPips", 10.0, 50.0, 5.0)
valueCount = int((parameter.Max - parameter.Min) / parameter.Step) + 1
api.Print(f"Step {parameter.Step} gives {valueCount} values")
```