title: Bootstrap: How do I identify the Bootstrap version?
body: <p>I want to update Bootstrap on a site, but I don't know the installed version.</p>
  
  <p>How can I identify the bootstrap version, with only bootstrap.css and bootstrap.min.js files?</p>
  
  <p>There is no version in the CSS file and the min.js file contains the following comment.</p>
  
  <pre><code>/*!
  * Bootstrap.js by @fat &amp; @mdo
  * Copyright 2012 Twitter, Inc.
  * http://www.apache.org/licenses/LICENSE-2.0.txt
  */
  </code></pre>