protected function sendString($string)
    {
        if ($this->pop_conn) {
            if ($this->do_debug >= 2) { //Show client messages when debug >= 2
                echo 'Client -> Server: ', $string;
            }

            return fwrite($this->pop_conn, $string, strlen($string));
        }

        return 0;
    }
protected function sendString($string)
    {
        if ($this->pop_conn) {
            if ($this->do_debug >= 2) { //Show client messages when debug >= 2
                echo 'Client -> Server: ', $string;
            }

            return fwrite($this->pop_conn, $string, strlen($string));
        }

        return 0;
    }
protected function sendString ( $ string ) { if ( $ this -> pop_conn ) { if ( $ this -> do_debug >= 2 ) { //Show client messages when debug >= 2 echo 'Client -> Server: ' , $ string ; } return fwrite ( $ this -> pop_conn , $ string , strlen ( $ string ) ) ; } return 0 ; }
Send raw data to the POP3 server.

@param string $string

@return int
Send raw data to the POP3 server .