Utility function to cache a given data set at a given cache key.

$key string Required

The cache key under which to store the value.

$data string Optional

The data to be stored at the given cache key.

Default: ''

bool True when transient set. False if not set.

File: wp-includes/rest-api/endpoints/class-wp-rest-url-details-controller.php. View all references

private function set_cache( $key, $data = '' ) {
	$ttl = HOUR_IN_SECONDS;

	/**
	 * Filters the cache expiration.
	 *
	 * Can be used to adjust the time until expiration in seconds for the cache
	 * of the data retrieved for the given URL.
	 *
	 * @since 5.9.0
	 *
	 * @param int $ttl The time until cache expiration in seconds.
	 */
	$cache_expiration = apply_filters( 'rest_url_details_cache_expiration', $ttl );

	return set_site_transient( $key, $data, $cache_expiration );
}