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GeezerVison is showing github.com — onbeforeunload章节中已过时的警告提示信息 · Issue #1219 · javascript-tutorial/zh.javascript.info

onbeforeunload章节中已过时的警告提示信息 #1219

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onbeforeunload章节中已过时的警告提示信息#1219
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@imnotananga
imnotananga
opened on Aug 8, 2024
Issue body actions

位置：
https://zh.javascript.info/onload-ondomcontentloaded#window.onbeforeunload

event.preventDefault() 在 beforeunload 处理程序中不起作用 这一部分的警告提示信息已过时
经测试，event.preventDefault()是正常起作用的，查看了下俄文原版教程，这一段内容也已经删除了

截屏2024-08-08 14 59 00

测试环境：
Chromium Engine Version 127.0.6533.89
Safari 版本17.5 (19618.2.12.11.6)

建议：
同步删除该部分内容

Activity

  1. GeoDaoyu commented on Nov 17, 2025

    @GeoDaoyu
    GeoDaoyu
    on Nov 17, 2025
    Contributor
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    我看英文原版还是有这块内容
    https://javascript.info/onload-ondomcontentloaded#window.onbeforeunload

  2. imnotananga commented on Nov 24, 2025

    @imnotananga
    imnotananga
    on Nov 24, 2025
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    英文原版教程中的确还有这部分内容，我以前误以为俄文版是原版，刚看了下俄文版其实是翻译版，可能翻译的时候没有补充这块。
    不过我又尝试了下，event.preventDefault()依然是有效的，感觉是现代浏览器为了兼容已经支持了。

  3. GeoDaoyu commented on Nov 24, 2025

    @GeoDaoyu
    GeoDaoyu
    on Nov 24, 2025
    Contributor
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    要不然先给 https://github.com/javascript-tutorial/en.javascript.info/issues 提issue，然后中文版这边再同步？

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