vue3.2.3x 版本 与 3.5.x版本,watch的监听发生变化

[qp666]

Vue version

3.2.31

Steps to reproduce

vue3.2.31代码 代码中点击输出的值与vue3.5.13代码输出的值不一致,想了解一下什么原因导致的,新手一枚,希望大佬解答

What is expected?

watchNumber增加

What is actually happening?

watchNumber不增加

System Info

Any additional comments?

No response

[qp666]

@yyx990803 来看看吧,bigold

[jh-leong]

https://blog.vuejs.org/posts/vue-3-4#more-efficient-reactivity-system

With the 3.4 optimizations, the callback only fires if the computed result has changed