wp-includes/SimplePie/src/Sanitize.php:301$encodingstringoptional'UTF-8'void public function set_output_encoding(string $encoding = 'UTF-8') { $this->output_encoding = $encoding; }2 changes between 6.7.7 and 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
$encoding retyped from untyped to 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.