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shutdown_action_hook()

This function’s access is marked private. This means it is not intended for use by plugin or theme developers, only in other core functions. It is listed here for completeness.

Runs just before PHP shuts down execution.

Source

File: wp-includes/load.php 

function shutdown_action_hook() {
	/**
	 * Fires just before PHP shuts down execution.
	 *
	 * @since 1.2.0
	 */
	do_action( 'shutdown' );

	wp_cache_close();
}

Uses

Uses Description
wp-includes/cache.php: wp_cache_close()

Closes the cache.
wp-includes/load.php: shutdown

Fires just before PHP shuts down execution.
wp-includes/plugin.php: do_action()

Execute functions hooked on a specific action hook.

Changelog

Version Description
1.2.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/shutdown_action_hook