public function getTextHash($text)
    {
        if (!$text) {
            $text = $this->getText();
        }
        $text = strtolower($text);

        return md5('ox' . $text);
    }
public function getTextHash($text)
    {
        if (!$text) {
            $text = $this->getText();
        }
        $text = strtolower($text);

        return md5('ox' . $text);
    }
public function getTextHash ( $ text ) { if ( ! $ text ) { $ text = $ this -> getText ( ) ; } $ text = strtolower ( $ text ) ; return md5 ( 'ox' . $ text ) ; }
Returns given string captcha hash

@param string $text string to hash

@return string
Returns given string captcha hash