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# init(from:)

Creates a data-value multidimensional array from another instance.

```
init?(from dataValue: MLDataValue)
```

## Discussion

Use this initializer to create an [`MLDataValue.MultiArrayType`](/documentation/CreateML/MLDataValue/MultiArrayType) from
another multiarray instance. You can confirm the data value’s underlying
type by retrieving a non-`nil` value from
[`multiArrayValue`](/documentation/CreateML/MLDataValue/multiArrayValue) or by inspecting the
[`type`](/documentation/CreateML/MLDataValue/type) property.

---

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