title: Understanding Javascript object initialization keys
body: <p>Is there any difference between the following?:</p>
  
  <pre><code>var object1= {
    a: 0,
    b: 1,
    c: 2
  };
  </code></pre>
  
  <p>vs</p>
  
  <pre><code>var object2= {
    'a': 0,
    'b': 1,
    'c': 2
  };
  </code></pre>