cache_users( int[] $user_ids )
Retrieves info for user lists to prevent multiple queries by get_userdata().
Parameters
- $user_ids
-
(Required) User ID numbers list
Source
File: wp-includes/pluggable.php
function cache_users( $user_ids ) {
global $wpdb;
$clean = _get_non_cached_ids( $user_ids, 'users' );
if ( empty( $clean ) )
return;
$list = implode( ',', $clean );
$users = $wpdb->get_results( "SELECT * FROM $wpdb->users WHERE ID IN ($list)" );
$ids = array();
foreach ( $users as $user ) {
update_user_caches( $user );
$ids[] = $user->ID;
}
update_meta_cache( 'user', $ids );
}
Changelog
Version | Description |
---|---|
3.0.0 | Introduced. |