javascript确认对话框

<a href="#" 
  onclick="if confirm('Sure?') { window.location='http://mysite.de/xy/delete';}">
    Click to delete
</a>

return confirm() true false

<a href="mysite.de/xy/delete" onClick="return confirm('You sure??');">Delete</a>

You can test it here

<a href="home" class="confirm">Go to home</a>

$('.confirm').confirm();

<a>

http://bootboxjs.com/

<button type="submit" id="btn">Delete</button>

  var myBtn = document.getElementById('btn');


  myBtn.addEventListener('click', function(event) {
      bootbox.confirm({
          size: "small",
          message: "Are you sure?",
          callback: function (result) {
              /* result is a boolean; true = OK, false = Cancel*/
              if (result == true) {
                  alert("ok pressed");
              }
              else {
                  alert("cancel pressed");
              }
          }
      })
  });