# operator ++(double4x4)

> Returns the result of a componentwise increment operation on a double4x4 matrix.

## Definition

* **Type:** Operator
* **Namespace:** [Unity.Mathematics](/engine/6000.7/script-reference/unity/mathematics.md)
* **Assembly:** UnityEngine.MathematicsModule

```csharp
public static double4x4 operator ++(double4x4 val)
```

### Parameters

**** (\[double4x4]\(/engine/6000.7/script-reference/unity/mathematics/double4x4)): Value to use when computing the componentwise increment.

### Returns

| Type                                                                        | Description                                      |
| --------------------------------------------------------------------------- | ------------------------------------------------ |
| [double4x4](/engine/6000.7/script-reference/unity/mathematics/double4x4.md) | double4x4 result of the componentwise increment. |