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wp_clean_update_cache()

wp_clean_update_cache()

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Clears existing update caches for plugins, themes, and core.

Source

function wp_clean_update_cache() {
	if ( function_exists( 'wp_clean_plugins_cache' ) ) {
		wp_clean_plugins_cache();
	} else {
		delete_site_transient( 'update_plugins' );
	}

	wp_clean_themes_cache();

	delete_site_transient( 'update_core' );
}

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UsesDescription
wp_clean_plugins_cache()wp-admin/includes/plugin.php

Clears the plugins cache used by get_plugins() and by default, the plugin updates cache.

wp_clean_themes_cache()wp-includes/theme.php

Clears the cache held by get_theme_roots() and WP_Theme.

delete_site_transient()wp-includes/option.php

Deletes a site transient.

Used byDescription
WP_Automatic_Updater::run()wp-admin/includes/class-wp-automatic-updater.php

Kicks off the background update process, looping through all pending updates.

Language_Pack_Upgrader::bulk_upgrade()wp-admin/includes/class-language-pack-upgrader.php

Upgrades several language packs at once.

Changelog

VersionDescription
4.1.0Introduced.

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