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返回值:jQueryajaxSend(callback)

概述

AJAX 请求发送前执行函数。Ajax 事件。

XMLHttpRequest 对象和设置作为参数传递给回调函数。

参数

callbackFunctionV1.0

待执行函数

示例

描述:

AJAX 请求发送前显示信息。

jQuery 代码:
 $("#msg").ajaxSend(function(evt, request, settings){
   $(this).append("<li>开始请求: " + settings.url + "</li>");
 });
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