# HistoricalTypedValueArray

Location: [gRPC API](https://developer.m-files.com/APIs/gRPC-API/index.md) > [Reference](https://developer.m-files.com/APIs/gRPC-API/Reference/index.md) > [Messages](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/index.md)

HTML version: https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.HistoricalTypedValueArray/

Historical typed value represents a typed value at a certain moment.

- **Full name:** `MFiles.HistoricalTypedValueArray`
- **Proto file:** [`mfiles/structs.proto`](https://developer.m-files.com/APIs/gRPC-API/downloads/proto/mfiles/structs.proto)

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## Fields

| Field | Type | Number | Description |
|---|---|---|---|
| <a id="f-value"></a>`value` | repeated [`HistoricalTypedValue`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.HistoricalTypedValue/index.md) | 1 | Items. |

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## Used by methods

- [IRPCDataExport.GetPropertyValueHistory](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCDataExport/GetPropertyValueHistory/index.md): Gets how one property of each given object changed over the object's versions.

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## Used in fields

- [`GetPropertyValueHistoryResponse.historical_typed_value_arrays`](https://developer.m-files.com/APIs/gRPC-API/Reference/MFiles.IRPCDataExport/GetPropertyValueHistory/index.md#response): One history per requested object, in request order. See [HistoricalTypedValue](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.HistoricalTypedValue/index.md).