wp-includes/class-wp-feed-cache.php:23Core class used to implement a feed cache.
#[AllowDynamicProperties]class WP_Feed_Cache extends SimplePie\Cache { /** * Creates a new SimplePie\Cache object. * * @since 2.8.0 * * @param string $location URL location (scheme is used to determine handler). * @param string $filename Unique identifier for cache object. * @param string $extension 'spi' or 'spc'. * @return WP_Feed_Cache_Transient Feed cache handler object that uses transients. */ public function create( $location, $filename, $extension ) { return new WP_Feed_Cache_Transient( $location, $filename, $extension ); }}Introduced in 2.8.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-feed-cache.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.