How To Find The Exact Error When Using $.ajax In JQuery?

We can find the exact error while using ajax() method of JQuery with the help of responseText property of the request parameter.

Here is the code.

$.ajax({
      type: "post",
      data: { id : 0 },
      url: "getProfileDetails" ,
      dataType: "html",
      success: function (html)
      {
 alert (html);
      }
      error: function(XMLHttpRequest, textStatus, errorThrown)
      {r
    alert(XMLHttpRequest.responseText);
      }
});

References:-
http://api.jquery.com/jQuery.ajax/