在上一篇使用XMLHttpRequest 实现ajax效果中,介绍了使用XMLHttpRequest实现ajax效果,本篇将使用AjaxPro.Net框架实现同样的功能:在客户端异步获取服务端时间!AjaxPro.Net是一个优秀的.net环境下的ajax框架,用法很简单,可以查阅相关资料,简单说有几点:
1)添加AjaxPro.dll应用;
2)配置web.config;
3)写服务端方法,加[AjaxPro.AjaxMethod]申明;
4)客户端调用服务端方法;(ajaxpro最大的优点:客户端js中直接调用服务端方法)
客户端代码:
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注:javascript代码放在form内结束处,确保可以访问AjaxPro对象,否则提示AjaxPro未定义;因为在服务端page_load输出js到页面后才到找到AjaxPro对象;且javascript的defer="defer",页面加载时先不执行此代码。
服务端代码:
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AjaxPro.Net实现的页面加载onLoading效果:
示例代码下载:/Files/chy710/ajaxPro.rar
环境:AjaxPro2.dll 6.10.6.2 asp.net2.0