# StartOfWeekEnum

    enum StartOfWeekEnum

Days of the week that may be designated the first day of the week.
- `


  ### [sunday](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Matter/ThermostatTrait/StartOfWeekEnum#/s:15GoogleHomeTypes6MatterO15ThermostatTraitV15StartOfWeekEnumO6sundayyA2GmF)


  ` Sunday.

  #### Declaration

  Swift

      case sunday

- `


  ### [monday](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Matter/ThermostatTrait/StartOfWeekEnum#/s:15GoogleHomeTypes6MatterO15ThermostatTraitV15StartOfWeekEnumO6mondayyA2GmF)


  ` Monday.

  #### Declaration

  Swift

      case monday

- `


  ### [tuesday](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Matter/ThermostatTrait/StartOfWeekEnum#/s:15GoogleHomeTypes6MatterO15ThermostatTraitV15StartOfWeekEnumO7tuesdayyA2GmF)


  ` Tuesday.

  #### Declaration

  Swift

      case tuesday

- `


  ### [wednesday](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Matter/ThermostatTrait/StartOfWeekEnum#/s:15GoogleHomeTypes6MatterO15ThermostatTraitV15StartOfWeekEnumO9wednesdayyA2GmF)


  ` Wednesday.

  #### Declaration

  Swift

      case wednesday

- `


  ### [thursday](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Matter/ThermostatTrait/StartOfWeekEnum#/s:15GoogleHomeTypes6MatterO15ThermostatTraitV15StartOfWeekEnumO8thursdayyA2GmF)


  ` Thursday.

  #### Declaration

  Swift

      case thursday

- `


  ### [friday](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Matter/ThermostatTrait/StartOfWeekEnum#/s:15GoogleHomeTypes6MatterO15ThermostatTraitV15StartOfWeekEnumO6fridayyA2GmF)


  ` Friday.

  #### Declaration

  Swift

      case friday

- `


  ### [saturday](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Matter/ThermostatTrait/StartOfWeekEnum#/s:15GoogleHomeTypes6MatterO15ThermostatTraitV15StartOfWeekEnumO8saturdayyA2GmF)


  ` Saturday.

  #### Declaration

  Swift

      case saturday

- `


  ### [init(rawValue:)](https://developers.home.google.com/reference/swift/GoogleHomeTypes/Enums/Matter/ThermostatTrait/StartOfWeekEnum#/s:15GoogleHomeTypes6MatterO15ThermostatTraitV15StartOfWeekEnumO8rawValueAGSgs6UInt64V_tcfc)


  ` Creates a new instance with the specified raw value.

  If there is no value of the type that corresponds with the specified raw
  value, this initializer returns `nil`. For example:

      enum PaperSize: String {
          case A4, A5, Letter, Legal
      }

      print(PaperSize(rawValue: "Legal"))
      // Prints "Optional(PaperSize.Legal)"

      print(PaperSize(rawValue: "Tabloid"))
      // Prints "nil"

  #### Declaration

  Swift

      init?(rawValue: UInt64)

  #### Parameters

  |---|---|
  | ` rawValue ` | The raw value to use for the new instance. |