org\parser\driver\Markdown::handleSpanToken PHP Метод

    protected function handleSpanToken($token, &$str)
    {
        #
        # Handle $token provided by parseSpan by determining its nature and
        # returning the corresponding value that should replace it.
        #
        switch ($token[0]) {
            case "\\":
                return $this->hashPart("&#" . ord($token[1]) . ";");
            case "`":
                # Search for end marker in remaining text.
                if (preg_match('/^(.*?[^`])' . preg_quote($token) . '(?!`)(.*)$/sm', $str, $matches)) {
                    $str = $matches[2];
                    $codespan = $this->makeCodeSpan($matches[1]);
                    return $this->hashPart($codespan);
                }
                return $token;
                // return as text since no ending marker found.
            // return as text since no ending marker found.
            default:
                return $this->hashPart($token);
        }
    }