Ember computed properties in Coffeescript

Question

I want to implement the following Javascript code in Coffeescript

App.ItemView = Ember.View.extend({
    classNameBindings: [\'itemId\'],
    itemId: functio         


        

Answer 1

I like to use Ember.computed.

itemId: Ember.computed 'firstName', 'lastName', ->
  "#{@get('firstName')} #{@get('lastName')}"