Question

what is a function of

Answer 1

The <hr> tag creates a horizontal line in an HTML page.

Answer 2

thanks!
what's the use of<marquee> tag?

Answer 3

None. Don't use the marquee tag. Please :p

Answer 4

It's “purpose” is to scroll text across a certain content area.

Answer 5

Nowadays, you should use neither marquee nor hr. Consider HTML to be a description of the structure of your content. Horizontal rules can be implemented using bottom borders in CSS, while marquees can be implemented as behaviors in JavaScript.

Answer 6

For a complete guide through HTML tags visit http://www.w3schools.com/html5/html5_reference.asp