[jQuery] Get Http status code from Ajax

$.ajax({

    //...       

    success: function(data, textStatus, xhr) {

        console.log(xhr.status);

    },

    complete: function(xhr, textStatus) {

        console.log(xhr.status);

    }

});

$.ajax({

  statusCode: {

    500: function(xhr) {

      if(window.console) console.log(xhr.responseText);

    }

  }

});