Responding to Events – React

公开标注数

参与人数

2026-07-27 09:45:13

首次 Whisper

本页的公开 Whisper

划选高亮2026-07-27 13:06:13

原文高亮摘录

“Functions passed to event handlers must be passed, not called.”

Whisper 随想笔记

Makes sense, otherwise it runs immediately. I learned this the hard way too.

划选高亮2026-07-27 12:57:13

原文高亮摘录

“Functions passed to event handlers must be passed, not called.”

Whisper 随想笔记

Wait so I can't just do onClick={handleClick()}? That's been breaking my app for days, oops.

划选高亮2026-07-27 10:03:13

原文高亮摘录

“Event handlers are your own functions that will be triggered in response to interactions”

Whisper 随想笔记

But how do preventDefault and stopPropagation fit in here?

划选高亮2026-07-27 09:54:13

原文高亮摘录

“Event handlers are your own functions that will be triggered in response to interactions”

Whisper 随想笔记

This is why React feels so natural once you get the hang of it.

划选高亮2026-07-27 09:45:13

原文高亮摘录

“Event handlers are your own functions that will be triggered in response to interactions”

Whisper 随想笔记

So basically it's just callbacks, but they make it sound fancy.

短链接

https://domwhisper.com/s/db4d75a06c6d

嵌入代码

<iframe src="https://domwhisper.com/embed/db4d75a06c6d" width="100%" height="480" style="border:0;border-radius:16px" loading="lazy"></iframe>

安装 DomWhisper，浏览网页时实时查看 whisper，也可以加入讨论。