What do you mean, feedback?

Feedback What do you mean, don't say feedback?  Add a feedback? Oh, my God, first, explain what feedback is.

and aria-describedby=, "Helpblock", what role does it have to add up without any effect?

• 1.feedback I understand that it is a callback that can make ASM, but also a worker, and can be other languages for page and data interaction

  2.aria-describedby= "Helpblock" is used to make the document clearer, JS calls the following

  Object.setattribute ("aria-describedby", value); var value = Object.getattribute ("aria-describedby ");

  There are no layout effects on the page, but if there are special interpreters that can capture these aria tags,

  It will help people to quickly understand the article, the official introduction of aria-* is for the convenience of the blind ...

What do you mean, feedback?