wp-includes/SimplePie/src/Sanitize.php:268$attribsstring[]|stringoptional['bgsound', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur', 'lowsrc', 'dynsrc']void public function strip_attributes($attribs = ['bgsound', 'expr', 'id', 'style', 'onclick', 'onerror', 'onfinish', 'onmouseover', 'onmouseout', 'onfocus', 'onblur', 'lowsrc', 'dynsrc']) { if ($attribs) { if (is_array($attribs)) { $this->strip_attributes = $attribs; } else { $this->strip_attributes = explode(',', $attribs); } } else { $this->strip_attributes = []; } }2 changes between 6.7.7 and 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
$attribs retyped from untyped to string[]|string.verified against sourcenone to void.verified against sourcesrc/wp-includes/SimplePie/src/Sanitize.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.