jQuery ajaxError()Method

jQuery AJAX 方法jQuery AJAX Methods

Example

Trigger an alert box when an AJAX request fails:

$(document).ajaxError(function(){ alert("An error occurred!"); });

Try it yourself »

Definition and Usage

The ajaxError() method specifies the function to run when an AJAX request fails.

Note:As of jQuery version 1.8, this method is only attached to the document.


Syntax

$(document).ajaxError(function(event,xhr,options,exc))

Parameter Description
function(event,xhr,options,exc) Required. Specifies the function to run when the request fails.
Additional parameters:
  • event- Contains the event object
  • xhr- Contains the XMLHttpRequest object
  • options- Contains the options used in the AJAX request
  • exc- Contains the JavaScript exception


实例

More Examples

Using the xhr and options parameters
How to use the options parameter to get a more useful error message.


jQuery AJAX 方法jQuery AJAX Methods

Other Extensions