Learning CoffeeScript

array.coffee

animals = [
        'dog',
        'cat',
        'elephant']

console.log animals

class.coffee

class CoffeeCup
  constructor: ->
    @properties =
    strength: 'medium'
    cream: false
    sugar: false

  strength: (newStrength) ->
    @properties.strength = newStrength
    this

class_method.coffee

class Songs
  @_titles: 0
  @get_count: ->
    @_titles

  constructor: (@artist, @title) ->
    Songs._titles++

console.log Songs.get_count()
song = new Songs("Billy Joel", "Piano Man")
console.log Songs.get_count()

song.get_count()

instance_method.coffee

class Songs
  _titles: 0
  get_count: ->
    @_titles

  constructor: (@artist, @title) ->
    @_titles++

song = new Songs("Taylor Swift", "22")
console.log song.get_count()

Songs.get_count()

class Klass
  constructor:(@artist, @title) ->

  getArtist: ->
    @artist