public function startTls()
    {
        if ($this->connected && !$this->secure) {
            if (defined('STREAM_CRYPTO_METHOD_TLSv1_0_CLIENT')) {
                $mode = STREAM_CRYPTO_METHOD_TLSv1_0_CLIENT
                    | STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT
                    | STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT;
            } else {
                $mode = STREAM_CRYPTO_METHOD_TLS_CLIENT;
            }
            if (@stream_socket_enable_crypto($this->_stream, true, $mode) === true) {
                $this->_secure = true;
                return true;
            }
        }

        return false;
    }
public function startTls()
    {
        if ($this->connected && !$this->secure) {
            if (defined('STREAM_CRYPTO_METHOD_TLSv1_0_CLIENT')) {
                $mode = STREAM_CRYPTO_METHOD_TLSv1_0_CLIENT
                    | STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT
                    | STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT;
            } else {
                $mode = STREAM_CRYPTO_METHOD_TLS_CLIENT;
            }
            if (@stream_socket_enable_crypto($this->_stream, true, $mode) === true) {
                $this->_secure = true;
                return true;
            }
        }

        return false;
    }
public function startTls ( ) { if ( $ this -> connected && ! $ this -> secure ) { if ( defined ( 'STREAM_CRYPTO_METHOD_TLSv1_0_CLIENT' ) ) { $ mode = STREAM_CRYPTO_METHOD_TLSv1_0_CLIENT | STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT | STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT ; } else { $ mode = STREAM_CRYPTO_METHOD_TLS_CLIENT ; } if ( @ stream_socket_enable_crypto ( $ this -> _stream , true , $ mode ) === true ) { $ this -> _secure = true ; return true ; } } return false ; }
Start a TLS connection.

@return boolean  Whether TLS was successfully started.
Start a TLS connection .