InputNumber incorrect step behavior

[leanniby]

• I have searched the issues of this repository and believe that this is not a duplicate.

Reproduction link

Steps to reproduce

• Focus input element
• Enter any number (example "1")
• No changing focus, click up step button

What is expected?

Increment value after click step button ("2", "3" ...)

What is actually happening?

Show value is changed "2", "1", "1", "2", "1", "1",...

Environment	Info
antd	4.5.4
React	16.12
System	any
Browser	any

---

The current behavior is reproduced when used redux and redux-saga

[ant-design-bot]

Hello @leanniby. We totally like your proposal/feedback, welcome to send us a Pull Request for it. Please send your Pull Request to proper branch (feature branch for the new feature, master for bugfix and other changes), fill the Pull Request Template here, provide changelog/TypeScript/documentation/test cases if needed and make sure CI passed, we will review it soon. Appreciate it advance and we are looking forward to your contribution!

你好 @leanniby, 我们完全同意你的提议/反馈，欢迎直接在此仓库 创建一个 Pull Request 来解决这个问题。请将 Pull Request 发到正确的分支（新特性发到 feature 分支，其他发到 master 分支），务必填写 Pull Request 内的预设模板，提供改动所需相应的 changelog、TypeScript 定义、测试用例、文档等，并确保 CI 通过，我们会尽快进行 Review，提前感谢和期待您的贡献！

[netochaves]

Hi guys, I would like to work on this if that's ok

[xrkffgg]

PR welcome~

[prasanthLalapeta]

Any updates on this issue ?

[ant-design-bot]

Hello @leanniby. Please provide a online reproduction by forking this link https://u.ant.design/codesandbox-repro or a minimal GitHub repository. Issues labeled by Need Reproduce will be closed if no activities in 7 days.

你好 @leanniby, 我们需要你提供一个在线的重现实例以便于我们帮你排查问题。你可以通过点击 此处 创建一个 codesandbox 或者提供一个最小化的 GitHub 仓库。7 天内未跟进的 issue 将会被自动关闭。

[headwindz]

@xrkffgg It can be consistently reproduced in the code sample @leanniby provides. I took a quick look and It's related to the setValue is called in asynchronous way (i.e inside a setTimeout)

[xrkffgg]

@xrkffgg It can be consistently reproduced in the code sample @leanniby provides. I took a quick look and It's related to the setValue is called in asynchronous way (i.e inside a setTimeout)

PR welcome ~

[chiptoe]

@netochaves any updates?

[ant-design-bot]

This issue is closed because it has been marked as Need Reproduce, but has not had recent activity.
If you can provide a reproduce, feel free to ping anyone of our maintainers to reopen this issue.
Thank you for your contributions.