Question

wp_cache_get( int|string $key,  string $group = '',  bool $force = false,  bool $found = null )

Retrieves the cache contents from the cache by key and group.

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description

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参数

$key

(int|string) (Required) The key under which the cache contents are stored.

$group

(string) (Optional) Where the cache contents are grouped.

Default value: ''

$force

(bool) (Optional) Whether to force an update of the local cache from the persistent cache.

Default value: false

$found

(bool) (Optional) Whether the key was found in the cache. Disambiguates a return of false, a storable value. Passed by reference.

Default value: null

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返回值

(bool|mixed) False on failure to retrieve contents or the cache contents on success

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源代码

File: wp-includes/cache.php

function wp_cache_get( $key, $group = '', $force = false, &$found = null ) {
	global $wp_object_cache;

	return $wp_object_cache->get( $key, $group, $force, $found );
}

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更新日志

Version	description
2.0.0	Introduced.

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相关函数

Uses

• wp-includes/cache.php: WP_Object_Cache::get()

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Used By

• wp-includes/class-wp-customize-manager.php: WP_Customize_Manager::find_changeset_post_id()
• wp-includes/functions.php: wp_cache_get_last_changed()
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• wp-includes/class-wp-network-query.php: WP_Network_Query::get_networks()
• wp-includes/class-wp-site.php: WP_Site::get_details()
• wp-includes/ms-load.php: ms_load_current_site_and_network()
• wp-includes/class-wp-site-query.php: WP_Site_Query::get_sites()
• wp-includes/class-wp-site.php: WP_Site::get_instance()
• wp-includes/class-wp-network.php: WP_Network::get_instance()
• wp-includes/class-wp-network.php: WP_Network::get_by_path()
• wp-includes/class-wp-comment.php: WP_Comment::get_instance()
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• wp-includes/class-wp-term.php: WP_Term::get_instance()
• wp-includes/option.php: update_network_option()
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• wp-admin/includes/class-wp-ms-sites-list-table.php: WP_MS_Sites_List_Table::column_users()
• wp-includes/class-wp-comment-query.php: WP_Comment_Query::get_comments()
• wp-admin/includes/plugin.php: get_plugins()
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• wp-includes/general-template.php: wp_get_archives()
• wp-includes/general-template.php: get_calendar()
• wp-includes/deprecated.php: get_usermeta()
• wp-includes/class-wp-theme.php: WP_Theme::cache_get()
• wp-includes/deprecated.php: get_all_category_ids()
• wp-includes/functions.php: _get_non_cached_ids()
• wp-includes/functions.php: is_blog_installed()
• wp-includes/taxonomy.php: get_object_term_cache()
• wp-includes/taxonomy.php: update_object_term_cache()
• wp-includes/link-template.php: get_adjacent_post()
• wp-includes/option.php: get_site_transient()
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• wp-includes/option.php: wp_load_alloptions()
• wp-includes/option.php: update_option()
• wp-includes/option.php: add_option()
• wp-includes/option.php: get_option()
• wp-includes/class-wp-post.php: WP_Post::get_instance()
• wp-includes/post.php: wp_mime_type_icon()
• wp-includes/post.php: _get_last_post_time()
• wp-includes/post.php: get_all_page_ids()
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• wp-includes/post.php: get_pages()
• wp-includes/post.php: wp_count_posts()
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User Contributed Notes