javascript - When the website application integrates WeChat login, why can't the callback address redirect_uri be in the form of an IP address? ? ? ?

After applying for website application development review on the open platform, visit
https://open.weixin.qq.com/co... in the browser (I spliced ​​the URL according to this)
Always prompt

Reply content:

After applying for website application development review on the open platform, visit
https://open.weixin.qq.com/co... in the browser (I spliced ​​the URL according to this)
Always prompt

I just happened to be working on a WeChat public account recently.
For testing, you can use the form ip:port. Officially, it must be a domain name.

National regulatory issues must be filed.