wp-includes/SimplePie/src/File.php:370Check if the $headers property was changed and update the internal state accordingly.
private function maybe_update_headers(): void { if ($this->headers !== $this->last_headers) { $this->parsed_headers = array_map( function (string $header_line): array { if (strpos($header_line, ',') === false) { return [$header_line]; } else { return array_map('trim', explode(',', $header_line)); } }, $this->headers ); } $this->last_headers = $this->headers; }Unchanged from 6.9.7 through 7.1.0.
Signature, return type and hooks compared across 3 parsed releases.
src/wp-includes/SimplePie/src/File.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.