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请教代码设计思路 #277

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DerrickTel opened this issue Dec 31, 2021 · 1 comment

DerrickTel commented Dec 31, 2021 •

edited

util/src/hooks/useMergedState.ts

Line 39 in c809254

if (mergedValue !== newValue && onChangeRef.current) {

这里为什么要加这么一个判断，如果修改的值变成和默认值一样，这个函数就不执行了。是为了解决哪个问题？

Author

DerrickTel commented Dec 31, 2021 •

edited

现在有个bug，当传入的值和默认值一致时，发现函数没有调用了。看了源码才知道是这个原因，当时是为了解决哪个问题？或者说哪个场景，我说的这个场景应该怎么处理？

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