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# SetOrderQuantity

## Definition

Determines how order sizes are calculated for a given strategy.

## Property Value

An enum determining how order quantities are set. Default value is set to **SetOrderQuantity.Strategy**.

Possible values are:

| Property                             | Description                                                                                                                 |
| ------------------------------------ | --------------------------------------------------------------------------------------------------------------------------- |
| **SetOrderQuantity.DefaultQuantity** | User defined order size based on the [DefaultQuantity](/developer/desktop-sdk/references/strategy/defaultquantity) property |
| **SetOrderQuantity.Strategy**        | Takes the order size specified programmatically within the strategy                                                         |

This property should ONLY be set from the **OnStateChange()** method during State.SetDefaults or State.Configure.

## Syntax

`SetOrderQuantity`

## Examples

```csharp
protected override void OnStateChange()
{
     if (State == State.Configure)
     {
         SetOrderQuantity = SetOrderQuantity.DefaultQuantity; // calculate orders based off default size
     }
}
```