wp-includes/SimplePie/src/SimplePie.php:2878SimplePie\?array<Response> public function get_all_discovered_feeds() { return $this->all_discovered_feeds; }One change between 6.7.7 and 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
none to SimplePie\?array<Response>.verified against sourcesrc/wp-includes/SimplePie/src/SimplePie.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.