Classes provided by Ruby go here.
“Float is the class of floating point numbers. It uses the type of the underlying C environment...Float
“Numeric is the base class for numeric types, including the built-in classes and . Inherits: .Numeric
“String is the class of all string objects. Strings are stored as sequences of bytes. Inherits: .String
“A Symbol is used like a string, it looks like :symbol and can be considered as if it meant...Symbol