# Weekday

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

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

Weekday enumerations.

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

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## Values

| Name | Number | Description |
|---|---|---|
| <a id="v-WEEKDAY_NONE"></a>`WEEKDAY_NONE` | 0 | None. |
| <a id="v-WEEKDAY_MONDAY"></a>`WEEKDAY_MONDAY` | 1 | Monday. |
| <a id="v-WEEKDAY_TUESDAY"></a>`WEEKDAY_TUESDAY` | 2 | Tuesday. |
| <a id="v-WEEKDAY_WEDNESDAY"></a>`WEEKDAY_WEDNESDAY` | 3 | Wednesday. |
| <a id="v-WEEKDAY_THURSDAY"></a>`WEEKDAY_THURSDAY` | 4 | Thursday. |
| <a id="v-WEEKDAY_FRIDAY"></a>`WEEKDAY_FRIDAY` | 5 | Friday. |
| <a id="v-WEEKDAY_SATURDAY"></a>`WEEKDAY_SATURDAY` | 6 | Saturday. |
| <a id="v-WEEKDAY_SUNDAY"></a>`WEEKDAY_SUNDAY` | 7 |   |

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## Used in fields

- [`OptimizeVaultAutoCancelOptions.auto_cancel_day`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.OptimizeVaultAutoCancelOptions/index.md#f-auto_cancel_day): Day when the job is auto-cancelled.