* Feed API: WP_Feed_Cache class
__( 'This file is only loaded for backward compatibility with SimplePie 1.2.x. Please consider switching to a recent SimplePie version.' )
* Core class used to implement a feed cache.
#[AllowDynamicProperties]
class WP_Feed_Cache extends SimplePie\Cache {
* Creates a new SimplePie\Cache object.
* @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 );