Anonymous Quiz
    13%
    Equatable
      
    73%
    Hashable
      
    7%
    Comparable
      
    7%
    Codable
      
    Anonymous Quiz
    43%
    Timer
      
    40%
    DispatchQueue
      
    7%
    RunLoop
      
    9%
    OperationQueue
      
    Anonymous Quiz
    9%
    Encodable
      
    8%
    Serializable
      
    83%
    Decodable
      
    1%
    Mappable
      
    Anonymous Quiz
    29%
    Float
      
    50%
    Double
      
    19%
    Decimal
      
    2%
    NSNumber
      
    😁4
  Anonymous Quiz
    60%
    Optional
      
    23%
    Failable Initializer
      
    11%
    Guard Statement
      
    5%
    Try/Catch
      
    Anonymous Quiz
    64%
    Equatable
      
    7%
    Hashable
      
    27%
    Comparable
      
    2%
    Codable
      
    ❤1
  Anonymous Quiz
    21%
    DispatchQueue.async
      
    13%
    DispatchGroup
      
    65%
    defer
      
    1%
    RunLoop
      
    Anonymous Quiz
    49%
    Encodable
      
    22%
    Serializable
      
    28%
    Decodable
      
    1%
    Mappable
      
    Anonymous Quiz
    9%
    Exception
      
    50%
    Error
      
    24%
    Throwable
      
    18%
    NSError
      
    Anonymous Quiz
    28%
    OperationQueue
      
    68%
    DispatchQueue
      
    3%
    RunLoop
      
    1%
    Timer
      
    ❤1
  Anonymous Quiz
    69%
    StringRepresentable
      
    22%
    CustomStringConvertible
      
    4%
    Printable
      
    5%
    TextRepresentable
      
    Anonymous Quiz
    8%
    toDate()
      
    17%
    convertToDate()
      
    73%
    date(from:)
      
    2%
    dateConversion()
      
    Anonymous Quiz
    12%
    Equatable
      
    79%
    Hashable
      
    5%
    Codable
      
    3%
    CustomStringConvertible
      
    Anonymous Quiz
    5%
    filterElements()
      
    2%
    select()
      
    87%
    filter(_:)
      
    6%
    where(_:)
      
    Anonymous Quiz
    54%
    append(contentsOf:)
      
    32%
    merge(with:)
      
    7%
    concat(:)
      
    8%
    combine(:)
      
    Anonymous Quiz
    28%
    Sortable
      
    68%
    Comparable
      
    3%
    Ordered
      
    1%
    SortProtocol
      
    Anonymous Quiz
    18%
    toArray()
      
    25%
    array()
      
    14%
    convertToArray()
      
    43%
    map(_:)
      
    Anonymous Quiz
    35%
    isNumeric()
      
    35%
    isNumber()
      
    22%
    isDigit()
      
    9%
    allSatisfy(_:)
      
    Anonymous Quiz
    37%
    Equatable
      
    14%
    Hashable
      
    11%
    Switchable
      
    38%
    CaseIterable
      
    Anonymous Quiz
    5%
    lowercaseString()
      
    66%
    lowercased()
      
    7%
    toLower()
      
    21%
    lowercase()
      
    Anonymous Quiz
    17%
    TupleConvertible
      
    18%
    TupleRepresentable
      
    33%
    Equatable
      
    31%
    Hashable