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wp_schedule_update_checks()

Schedule core, theme, and plugin update checks.

Source

File: wp-includes/update.php 

function wp_schedule_update_checks() {
	if ( ! wp_next_scheduled( 'wp_version_check' ) && ! wp_installing() ) {
		wp_schedule_event( time(), 'twicedaily', 'wp_version_check' );
	}

	if ( ! wp_next_scheduled( 'wp_update_plugins' ) && ! wp_installing() ) {
		wp_schedule_event( time(), 'twicedaily', 'wp_update_plugins' );
	}

	if ( ! wp_next_scheduled( 'wp_update_themes' ) && ! wp_installing() ) {
		wp_schedule_event( time(), 'twicedaily', 'wp_update_themes' );
	}
}

Uses

Uses Description
wp-includes/load.php: wp_installing()

Check or set whether WordPress is in “installation” mode.
wp-includes/cron.php: wp_next_scheduled()

Retrieve the next timestamp for an event.
wp-includes/cron.php: wp_schedule_event()

Schedules a recurring event.

Changelog

Version Description
3.1.0 Introduced.

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