_get_non_cached_ids

Retrieve ids that are not already present in the cache.

Description

(array) _get_non_cached_ids( (array) $object_ids, (string) $cache_key );

Returns (array)

List of ids not present in the cache.

Parameters (2)

0. $object_ids (array): The object ids.
1. $cache_key (string): The cache bucket to check against.

Usage

if ( !function_exists( '_get_non_cached_ids' ) ) { 
    require_once ABSPATH . WPINC . '/functions.php'; 
} 
  
// The object ids. 
$object_ids = array(); 
  
// The cache bucket to check against. 
$cache_key = ''; 
  
// NOTICE! Understand what this does before running. 
$result = _get_non_cached_ids($object_ids, $cache_key);

Defined (1)

The function is defined in the following location(s).

/wp-includes/functions.php

function _get_non_cached_ids( $object_ids, $cache_key ) { 
    $clean = array(); 
    foreach ( $object_ids as $id ) { 
        $id = (int) $id; 
        if ( !wp_cache_get( $id, $cache_key ) ) { 
            $clean[] = $id; 
        } 
    } 
 
    return $clean; 
}