javascript 如何在 Chrome、Firefox 和 IE 中捕获返回按钮事件
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How to capture back button event in Chrome,Firefox and IE
提问by user2078643
I have to capture if user clicks on back button of browser(IE, Chrome and Firefox)
如果用户单击浏览器（IE、Chrome 和 Firefox）的后退按钮，我必须捕获
I don't want onbeforeunloadevent to be called when user presses the back button of browser
我不想在用户按下浏览器的后退按钮时调用onbeforeunload事件
回答by Tushar
UpdateIn the following function when u click on links you will see the event being fired....now after clicking on any link click back button youll agin c the event being fired.
更新在以下功能中，当您单击链接时，您将看到正在触发的事件....现在单击任何链接后单击返回按钮，您将看到正在触发的事件。
$(window).bind( "hashchange", function(e) {
alert()
});<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<script src="http://github.com/cowboy/jquery-bbq/raw/v1.2.1/jquery.ba-bbq.min.js"></script>
<nav id="siteNav">
<ul>
<li class="nav1"><a href="#landing" title="Home">Home</a>
<li class="nav2"><a href="#products" title="Products">Products</a>
<li class="nav3"><a href="#about-us" title="About Us">About Us</a>
<li class="nav4"><a href="#sign-up" title="Sign Up">Sign Up</a>
<li class="nav5"><a href="" title="Videos">Videos</a>
</ul>
</nav>Use the hashchangeevent:
使用hashchange事件：
window.addEventListener("hashchange", function(e) {
// ...
})
回答by Andrea Giachetto
I was looking for the same thing a while ago, but the Back button event of the browsers cannot be listened to. But, if it could be handy, you can use jQuery (or Javascript) and use the .unload() method
前段时间我一直在寻找同样的东西，但是无法监听浏览器的后退按钮事件。但是，如果方便的话，您可以使用 jQuery（或 Javascript）并使用 .unload() 方法
