Enumerations, structs, classes

Enumeration:

Enum enum Name: An initial value type, which can be a character, string, Integer, floating point

{

Enumeration definitions

}

For example:

Enum Weekdays {

Case Monday

Case Tuesday

Case Wednessday

Case Thursday

Case Friday

}

Note: In Swify, if you use the enum time with switch, the case must contain the enumeration completely.

Enumeration, you can use. Toraw () to convert an initial value, such as enumeration of a value equal to 4 cannot be directly judged by the = = "4", need to pass. Toraw () = "4"

Enumerations, structs, classes