title: how to alert using bootstrapon click div ( add class )
body: <p>I am using something on click() function. I want to use bootstrap alert class to look alert box good. How to use it. I mean where I need to use bootstrap alert class. </p>
  
  <pre><code>&lt;script&gt;
   function goodWork(){
           alert("GOOD WORK!");
          }
  
  &lt;/script&gt;
  
  &lt;body&gt;
    &lt;div class="num" "alert alert-success" id="correct" onclick="goodWork()"&gt;
          3
    &lt;/div&gt;
  &lt;/body&gt;
  </code></pre>