ChangeIndication

enum ChangeIndication

Describes the requirement to change the filter.

  • The filter condition is unspecified.

    Declaration

    Swift

    case unspecified
  • ok

    The filter is in good condition and no intervention is required.

    Declaration

    Swift

    case ok
  • The filter resource will soon be exhausted and intervention will be required.

    Declaration

    Swift

    case warning
  • The filter resource has been exhausted and immediate intervention is required.

    Declaration

    Swift

    case critical
  • 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.