diff options
| -rw-r--r-- | nim.html.markdown | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/nim.html.markdown b/nim.html.markdown index e3c749dc..0259dd45 100644 --- a/nim.html.markdown +++ b/nim.html.markdown @@ -61,7 +61,10 @@ var child = (name: "Rudiger", age: 2) # Assign all at once with literal () today.sun = "Overcast" # or individual fields. -today.temp = 70.1 +today[1] = 70.1 # or by index. + +let impostor = ("Rudiger", 2) # Two tuples are the same as long as they have +assert child == impostor # the same type and the same contents # Sequences @@ -114,6 +117,21 @@ when compileBadCode: # More Types and Data Structures # +# Objects are similar to tuples, but they *require* names of the fields + +type + Room = ref object # reference to an object, useful for big objects or + windows: int # objects inside objects + doors: int = 1 # Change the default value of a field (since Nim 2.0) + House = object + address: string + rooms: seq[Room] + +var + defaultHouse = House() # initialize with default values + defaultRoom = new Room() # create new instance of ref object + sesameHouse = House(address: "123 Sesame St.", rooms: @[defaultRoom]) + # Enumerations allow a type to have one of a limited number of values type |