Sanitize::rename_attr( string $attrib, DOMXPath $xpath ): void

753    protected function rename_attr(string $attrib, DOMXPath $xpath)754    {755        $elements = $xpath->query('//*[@' . $attrib . ']');756 757        if ($elements === false) {758            throw new \SimplePie\Exception(sprintf(759                '%s(): Possibly malformed expression, check argument #1 ($attrib)',760                __METHOD__761            ), 1);762        }763 764        /** @var \DOMElement $element */765        foreach ($elements as $element) {766            $element->setAttribute('data-sanitized-' . $attrib, $element->getAttribute($attrib));767            $element->removeAttribute($attrib);768        }769    }