<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.2/jquery.min.js"></script>
<script src="http://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>
</head>
<body>
<div class="container">
<h2>Modal Options</h2>
<p>The data-keyboard attribute specifies whether the modal can be closed with the escape key.</p>
<p><strong>Note:</strong> Press the Tab key on your keyboard to enter the modal window and then press the Esc key.</p>
<!-- Trigger the modal with a button -->
<button type="button" class="btn btn-success btn-md" id="myBtn" data-toggle="modal" data-target="#myModal" data-keyboard="true">Modal (data-keyboard="true")</button>
<button type="button" class="btn btn-danger btn-md" id="myBtn2" data-toggle="modal" data-target="#myModal2" data-keyboard="false">Modal (data-keyboard="false")</button>
<!-- Modal -->
<div class="modal fade" id="myModal" role="dialog">
<div class="modal-dialog">
<!-- Modal content-->
<div class="modal-content">
<div class="modal-header">
<button type="button" class="close" data-dismiss="modal">×</button>
<h4 class="modal-title">Modal Options</h4>
</div>
<div class="modal-body">
<p>This modal can be closed with the escape key on your keyboard.</p>
<p><strong>Note:</strong> You need to press the tab key on the keyboard to first enter the modal window, and then press the Esc key.</p>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
</div>
</div>
</div>
</div>
<!-- Modal -->
<div class="modal fade" id="myModal2" role="dialog">
<div class="modal-dialog">
<!-- Modal content-->
<div class="modal-content">
<div class="modal-header">
<button type="button" class="close" data-dismiss="modal">×</button>
<h4 class="modal-title">Modal Options</h4>
</div>
<div class="modal-body">
<p>This modal cannot be closed with the escape key on your keyboard.</p>
</div>
<div class="modal-footer">
<button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
</div>
</div>
</div>
</div>
</div>
</body>
</html>