Private and public methods

gistfile1.coffee

class MyClass2
  self = 'default'
  console.log 'invoked once invoke me once per load'
  constructor: -> 
  

my21 = new MyClass2(); 
my22 = new MyClass2(); 

MyClass= ->
 self = 'default' 
 console.log('invoked once per instance'); 
 p: 'public'
 set: (value)-> 
    self = value 
 get:->
    return self 
     
first = new MyClass() 
second = new MyClass() 

first.set('me')
second.set('me2')
console.log first.get()
console.log second.get()