title: Remove multiple indices from array
body: <p>I have an array and I want to remove a bunch of indices</p>
  
  <pre><code>var arr = [0,1,2,3,4,5,6]
  var rmIndices = [1,4,5]
  </code></pre>
  
  <p>What is the best way to remove indices 1,4,5 from arr?</p>