title: How to remove double underscore using JavaScript
body: <p>How do I remove double or multiple underscores in a string using JavaScript?</p>
  
  <p>E.g.</p>
  
  <p><code>stack__overflow___website</code></p>
  
  <p>I will need to eliminate the <code>__</code> and replace it with a single <code>_</code>.</p>