## Length Subtraction operator

Implements the operator -.

```csharp
public static Length operator -(Length a, Length b)
```

| Parameter | Type | Description |
| --- | --- | --- |
| a | Length | The parameter a. |
| b | Length | The parameter b. |

### Return Value

The result of the operator.

### Exceptions

| exception | condition |
| --- | --- |
| ArgumentNullException | Arguments are null |
| ArgumentException | Arguments have different types or Arguments have different resolutions or |

### See Also

* class [Length](../)
* namespace [Aspose.Html.Drawing](../../../aspose.html.drawing/)
* assembly [Aspose.HTML](../../../)