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问题描述
关闭移动浏览器窗口时如何显示警告消息?
How to show alert message when closing a Mobile Browser window?
推荐答案您好, JQuery: jquery/ [ ^ ] Jquery检测卸载或关闭:api.jquery/unload/ [ ^ ] Hi, JQuery :jquery/[^] Jquery Detect unload or close : api.jquery/unload/[^] Quote:
unload事件的确切处理因浏览器的版本而异。例如,某些版本的Firefox会在跟踪链接时触发事件,但不会在窗口关闭时触发。在实际使用中,应该在所有支持的浏览器上测试行为,并与专有的beforeunload事件进行对比。
The exact handling of the unload event has varied from version to version of browsers. For example, some versions of Firefox trigger the event when a link is followed, but not when the window is closed. In practical usage, behavior should be tested on all supported browsers, and contrasted with the proprietary beforeunload event.
<script> window.onbeforeunload = function (e) { e = e || window.event; // For IE and Firefox prior to version 4 if (e) { e.returnValue = 'Sure?'; } // For Safari return 'Sure?'; }; </script>
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关闭移动浏览器窗口时如何显示警报消息?
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