Title: WP_AI_Client_Cache::iterable_to_array
Published: May 20, 2026

---

# WP_AI_Client_Cache::iterable_to_array( iterable $items ): array<mixed>

## In this article

 * [Parameters](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/iterable_to_array/?output_format=md#parameters)
 * [Return](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/iterable_to_array/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/iterable_to_array/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/iterable_to_array/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/iterable_to_array/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/iterable_to_array/?output_format=md#wp--skip-link--target)

This function’s access is marked private. This means it is not intended for use 
by plugin or theme developers, only by core. It is listed here for completeness.

Converts an iterable to an array.

## 󠀁[Parameters](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/iterable_to_array/?output_format=md#parameters)󠁿

 `$items`<span class="iterable”>iterablerequired

The iterable to convert.

## 󠀁[Return](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/iterable_to_array/?output_format=md#return)󠁿

 array<mixed> The array.

## 󠀁[Source](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/iterable_to_array/?output_format=md#source)󠁿

    ```php
    private function iterable_to_array( $items ): array {
    	if ( is_array( $items ) ) {
    		return $items;
    	}

    	return iterator_to_array( $items );
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/ai-client/adapters/class-wp-ai-client-cache.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/ai-client/adapters/class-wp-ai-client-cache.php#L209)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/ai-client/adapters/class-wp-ai-client-cache.php#L209-L215)

## 󠀁[Related](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/iterable_to_array/?output_format=md#related)󠁿

| Used by | Description | 
| [WP_AI_Client_Cache::getMultiple()](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/getmultiple/)`wp-includes/ai-client/adapters/class-wp-ai-client-cache.php` |

Obtains multiple cache items by their unique keys.

  | 
| [WP_AI_Client_Cache::setMultiple()](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/setmultiple/)`wp-includes/ai-client/adapters/class-wp-ai-client-cache.php` |

Persists a set of key => value pairs in the cache, with an optional TTL.

  | 
| [WP_AI_Client_Cache::deleteMultiple()](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/deletemultiple/)`wp-includes/ai-client/adapters/class-wp-ai-client-cache.php` |

Deletes multiple cache items in a single operation.

  |

## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/wp_ai_client_cache/iterable_to_array/?output_format=md#changelog)󠁿

| Version | Description | 
| [7.0.0](https://developer.wordpress.org/reference/since/7.0.0/) | Introduced. |

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