title: How can I join an array of strings but first remove the elements of the array that are empty?
body: <p>I am using the following:</p>
  
  <pre><code>return string.Join("\n", parts);
  </code></pre>
  
  <p>Parts has 7 entries but two of them are the empty string "".   How can I first remove these two entries and then join the remaining five?</p>