Function http_bytes::write_request_header

pub fn write_request_header<T>(r: &Request<T>, io: impl Write) -> Result<usize>

Write request line and headers (but not body) of this HTTP 1.1 request May add 'Host:' header automatically Returns number of bytes written

It is recommended to use either BufWriter or Cursor for efficiency

Scheme and version Request fields are ignored

If default Cargo feature basicauth is enabled and request contains username and password in URL then Authorization: Basic HTTP header is automatically added