RosettaCodeData/Task/Enumerations/Nim/enumerations.nim

24 lines
806 B
Nim

# Simple declaration.
type Fruits1 = enum aApple, aBanana, aCherry
# Specifying values (accessible using "ord").
type Fruits2 = enum bApple = 0, bBanana = 2, bCherry = 5
# Enumerations with a scope which prevent name conflict.
type Fruits3 {.pure.} = enum Apple, Banana, Cherry
type Fruits4 {.pure.} = enum Apple = 3, Banana = 8, Cherry = 10
var x = Fruits3.Apple # Need to qualify as there are several possible "Apple".
# Using vertical presentation and specifying string representation.
type Fruits5 = enum
cApple = "Apple"
cBanana = "Banana"
cCherry = "Cherry"
echo cApple # Will display "Apple".
# Specifying values and/or string representation.
type Fruits6 = enum
Apple = (1, "apple")
Banana = 3 # implicit name is "Banana".
Cherry = "cherry" # implicit value is 4.