title: What is HTTP Parser, where it is used, what does it do
body: <p>I was reading C code at:- <a href="https://github.com/joyent/http-parser" rel="nofollow noreferrer">https://github.com/joyent/http-parser</a>
  . But I don't know what is the meaning of the HTTP Parser . Can you please explain its meaning probably  with example so I can contribute to this project.</p>