class="alert alert-success auto close code example
Example: bootstrap Alerts Additional content Dismissing
<div class="alert alert-warning alert-dismissible fade show" role="alert">
<strong>Holy guacamole!</strong> You should check in on some of those fields below.
<button type="button" class="close" data-dismiss="alert" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
</div>
Enable dismissal of an alert via JavaScript:
$('.alert').alert()
$().alert('close')
$().alert()
$().alert('dispose')
Events
close.bs.alert
closed.bs.alert