Alert: 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. Use update_network_cache() instead.
_prime_network_caches() WordPress Function
The prime_network_caches() function is a handy tool for optimizing your WordPress site. It primes the caching mechanisms for all networks configured on your site. This can help improve performance, especially if you have a lot of traffic from multiple networks.
_prime_network_caches( array $network_ids ) #
Adds any networks from the given IDs to the cache that do not already exist in cache.
Description
See also
Parameters
- $network_ids
(array)(Required)Array of network IDs.
Source
File: wp-includes/ms-network.php
function _prime_network_caches( $network_ids ) {
global $wpdb;
$non_cached_ids = _get_non_cached_ids( $network_ids, 'networks' );
if ( ! empty( $non_cached_ids ) ) {
$fresh_networks = $wpdb->get_results( sprintf( "SELECT $wpdb->site.* FROM $wpdb->site WHERE id IN (%s)", implode( ',', array_map( 'intval', $non_cached_ids ) ) ) ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
update_network_cache( $fresh_networks );
}
}
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Changelog
| Version | Description |
|---|---|
| 4.6.0 | Introduced. |