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返回值:jQueryajaxError(callback)

概述

AJAX 请求发生错误时执行函数。Ajax 事件。

XMLHttpRequest 对象和设置作为参数传递给回调函数。捕捉到的错误可作为最后一个参数传递。

参数

callbackFunctionV1.0

待执行函数

function (event, XMLHttpRequest, ajaxOptions, thrownError) {
      // thrownError 只有当异常发生时才会被传递
      this; // 监听的 dom 元素
}

示例

描述:

AJAX 请求失败时显示信息。

jQuery 代码:
$("#msg").ajaxError(function(event,request, settings){
     $(this).append("<li>出错页面:" + settings.url + "</li>");
});
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