In order to be a good web developer should I learn by heart all the tegs or this is not necessary?

Question

I am asking this because there are too many tegs in HTML.

Answer 1

all tags are necessary to become an expert and these tags are not difficult just calm and learn after you learn you will feel so easy

Answer 2

start building and you will learn the most important tags by heart. div p b li ul

Answer 3

Ok thank you