title: How [1,2] + [4,5,6][1] = 1,25 in JavaScript
body: <p>I got this question from Interview,</p>
  
  <pre><code>[1,2] + [4,5,6][1]
  </code></pre>
  
  <p>JavaScript giving answer <strong>1,25</strong>.</p>
  
  <p>How it's happening? Please explain clearly.</p>