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浏览器关闭时调用页面方法

[英]Call Page Method on Browser Close

原文 2015-08-24 06:14:20 2 2 javascript/ c#/ jquery/ asp.net

I need to call a pagemethod when the user closes the browser or active tabs of a particular ASP.NET 4.5.1 website, tried onbeforeunload, it is working sometimes but not consistent. 当用户关闭特定ASP.NET 4.5.1网站的浏览器或活动选项卡时，我需要调用pagemethod，尝试onbeforeunload，它有时工作但不一致。 Can anybody help me on this? 有人可以帮我这个吗？

2 个解决方案

Dealt with this problem long back. 长期处理这个问题。

Sent a form request initially, failed to achieve. 最初发送表单请求，未能实现。 Worked 100/1 time. 工作时间为100/1。
Sent a AJAX request. 发送了一个AJAX请求。 Yup. 对。 Good for few times. 很好几次。 Again the issue in hands. 再次问题掌握在手中。
Stopped trusting in browser request and implemented server side inactive methods. 停止信任浏览器请求和实现的服务器端非活动方法。
If no request raised from client for x sec/minutes, closed his session (managed with sessiontimeout , cookies ). 如果客户端没有提出x秒/分钟的请求，则关闭其会话（使用sessiontimeout ， cookies管理）。
That's 100% guaranteed and no browser dependencies. 这是100％保证，没有浏览器依赖。

Problems faced with browser trust. 浏览器信任面临的问题。

God knows why sometimes it works. 上帝知道为什么有时候它有效。
Programmers cry when browser crash 程序员在浏览器崩溃时哭泣
No body knows when CPU shuts down and what happened to my 没有人知道CPU什么时候关闭以及我的情况发生了什么
browser close request 浏览器关闭请求
And many more natural disasters like this .... 还有更多像这样的自然灾害....

You have to make the request a synchronous AJAX (pretty much the only circumstance in which synchronous AJAX is appropriately used); 您必须使请求成为同步AJAX（几乎是唯一适用于同步AJAX的情况）; otherwise, it is a race whether the window will die before it manages to send a request or not. 否则，在设法发送请求之前窗口是否会死亡是一场竞赛。