title: Coffeescript: Array element matches another array
body: <p>I have two arrays:</p>
  
  <pre><code>array1 = ["hello","two","three"]
  array2 = ["hello"]
  </code></pre>
  
  <p>I want to check if array2 contains 1 or more array1 words.</p>
  
  <p>How can I do that using Coffeescript?</p>