Show that how do we close multiple alerts at a time in Bootstraps ?

Answer:

In Bootstraps if you want to close all the alert messages at once.
Here is the example :
We should write Java script code and HTML 5 code.

Javascript:

<script type="text/javascript">

 $(document).ready(function ()

 { 

    $(".close").click(function ()

 { 

     $("#Danger").alert('close');

     });

 });

 </script> 

HTML :

 <div id="Danger">

     <div class="alert alert-danger">

         <a href="#" class="close">&times;</a>

         <strong>Error!</strong> There was a problem around your network

     </div>

     <div class="alert alert-danger">

         <a href="#" class="close">&times;</a>

         <strong>Error!</strong> There was a problem building solution.

      </div>

 </div>

Run the code combination in the browser for out put