original_string: public function listen()
      {
          $this->listener_ = @stream_socket_server(
              $this->host_ . ':' . $this->port_,
              $errno,
              $errstr,
              STREAM_SERVER_BIND | STREAM_SERVER_LISTEN,
              $this->context_
          );
      }
code: public function listen()
      {
          $this->listener_ = @stream_socket_server(
              $this->host_ . ':' . $this->port_,
              $errno,
              $errstr,
              STREAM_SERVER_BIND | STREAM_SERVER_LISTEN,
              $this->context_
          );
      }
code_tokens: public function listen ( ) { $ this -> listener_ = @ stream_socket_server ( $ this -> host_ . ':' . $ this -> port_ , $ errno , $ errstr , STREAM_SERVER_BIND | STREAM_SERVER_LISTEN , $ this -> context_ ) ; }
docstring: Opens a new socket server handle
  
  @return void
docstring_tokens: Opens a new socket server handle