wp-includes/load.php:1273Runs just before PHP shuts down execution.
One hook fires while shutdown_action_hook() runs, in this order:
function shutdown_action_hook() { /** * Fires just before PHP shuts down execution. * * @since 1.2.0 */ do_action( 'shutdown' ); wp_cache_close();}Introduced in 1.2.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/load.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.