title: how to click a button using jQuery?
body: <p>Here is the DOM :</p>
  
  <pre><code>&lt;div class="form-actions"&gt;
  &lt;button class="btn btn-primary" type="submit"&gt;Save device&lt;/button&gt;
  &lt;/div&gt;
  </code></pre>
  
  <p>I want to use Jquery to select the button and click on it? 
  I tried using : <code>jQuery(".btn btn-primary").click()</code>
  which is not working</p>