(PECL event >= 1.4.0-beta)
EventHttpRequest::sendReply — Send an HTML reply to the client
   Send an HTML reply to the client. The body of the reply consists of data in
   optional
   buf
   parameter.
  
code
    The HTTP response code to send.
reason
    A brief message to send with the response code.
buf
    The body of the response.
没有返回值。