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在React中,**如果是由React引发的事件处理(比如通过onClick引发的事件处理),调用setState不会同步更新this.state,除此之外的setState调用会同步执行this.state** 。所谓“除此之外”,指的是绕过React通过addEventListener直接添加的事件处理函数,还有通过setTimeout/setInterval产生的异步调用。
**原因:…
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DevTools (and other perf related infra) would benefit from being able to observer the following:
* Starting (or resuming) work on a root.
* Completing (or yielding) work on a root.
* Committing wor…
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This question is about hydration errors and workarounds that are future-proof for React 18 partial hydration and concurrent mode.
React hydration rules say that the server rendered html needs to ma…
fabb updated
11 months ago
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## 示例
```jsx
ReactDOM.render(
Hello World!,
document.getElementById('container')
);
```
以上代码来自[fixtures/packaging/babel-standalone/dev.html](https://github.com/facebook/react/blob/maste…
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This is related to https://github.com/facebook/react/issues/14092, https://github.com/facebook/react/issues/14066, https://github.com/reactjs/rfcs/issues/83, and some other issues.
The problem is t…
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[react] 说说你对React的渲染原理的理解
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Hi guys
Love your work so far, very easy to follow, i am sorry to be a pain but i have been following this task and i keep getting an error when i run , hoping someone can tell me where i went wrong…
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因为一些缘故,最近一直在找工作,再加上这个互联网寒冬的大环境,从三月找到六月了,一直没有合适的机会
> 先说一下背景,目前三年半年经验,base 杭州,大专学历+自考本科
就在前几天,Boss 上收到了阿里某个团队的投递邀请(具体部门就不透露了),因为学历问题,基本上大厂简历都不会通过初筛,但还是抱着破罐子破摔的心态投递给了对方,出乎意料的是简历评估通过了,可能是因为有两个`开源项目`…
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Sandbox: https://codesandbox.io/s/issue-createportal-and-state-scene-pvtlsz?file=/src/App.jsx
Output:
According to the [docs](https://docs.pmnd.rs/react-three-fiber/api/hooks#state-properties)…
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Extracting from https://github.com/facebook/react/issues/12643.
This issue has always been in React. I can reproduce it up to React 0.11. However **it's probably extremely rare in practice and isn'…