What does form tag does in html.explain in deep

Answer 1

HTML forms are used to collect information from the user.
Forms are defined using the <form> element, with its opening and closing tags:

Answer 2

https://www.sololearn.com/learn/HTML/1035/?ref=app
go through this

Answer 3

form generate an even when a user respond, by clicking button, by entering data to the input field, etc

Answer 4

https://code.sololearn.com/W32Bn1xATiXb/?ref=app

Answer 5

https://code.sololearn.com/w7PIkjwqlk25/?ref=app