Delete Button Warning

Delete Button Warning

onclick="return confirm('are you sure to delete!')"

For Bootbox js
==============
CND: 
https://cdnjs.cloudflare.com/ajax/libs/bootbox.js/4.4.0/bootbox.min.js
html: 
id="delete"
Example: 
<a id="delete" href="#"><button class="btn btn-outline-danger">Delete</button></a>
Script:
<script>
    $(document).on("click", "#delete", function(e) {
        var link = $(this).attr("href"); // "get" the intended link in a var
        e.preventDefault();
        bootbox.confirm("Are you sure?", function(result) {
            if (result) {
                document.location.href = link;  // if result, "set" the document location
            }
        });
    });
</script>