get_post_type_labels( object|WP_Post_Type $post_type_object ): object

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.

Builds an object with all post type labels out of a post type object.


Accepted keys of the label array in the post type object:

  • name – General name for the post type, usually plural. The same and overridden by $post_type_object->label. Default is ‘Posts’ / ‘Pages’.
  • singular_name – Name for one object of this post type. Default is ‘Post’ / ‘Page’.
  • add_new – Label for adding a new item. Default is ‘Add New Post’ / ‘Add New Page’.
  • add_new_item – Label for adding a new singular item. Default is ‘Add New Post’ / ‘Add New Page’.
  • edit_item – Label for editing a singular item. Default is ‘Edit Post’ / ‘Edit Page’.
  • new_item – Label for the new item page title. Default is ‘New Post’ / ‘New Page’.
  • view_item – Label for viewing a singular item. Default is ‘View Post’ / ‘View Page’.
  • view_items – Label for viewing post type archives. Default is ‘View Posts’ / ‘View Pages’.
  • search_items – Label for searching plural items. Default is ‘Search Posts’ / ‘Search Pages’.
  • not_found – Label used when no items are found. Default is ‘No posts found’ / ‘No pages found’.
  • not_found_in_trash – Label used when no items are in the Trash. Default is ‘No posts found in Trash’ / ‘No pages found in Trash’.
  • parent_item_colon – Label used to prefix parents of hierarchical items. Not used on non-hierarchical post types. Default is ‘Parent Page:’.
  • all_items – Label to signify all items in a submenu link. Default is ‘All Posts’ / ‘All Pages’.
  • archives – Label for archives in nav menus. Default is ‘Post Archives’ / ‘Page Archives’.
  • attributes – Label for the attributes meta box. Default is ‘Post Attributes’ / ‘Page Attributes’.
  • insert_into_item – Label for the media frame button. Default is ‘Insert into post’ / ‘Insert into page’.
  • uploaded_to_this_item – Label for the media frame filter. Default is ‘Uploaded to this post’ / ‘Uploaded to this page’.
  • featured_image – Label for the featured image meta box title. Default is ‘Featured image’.
  • set_featured_image – Label for setting the featured image. Default is ‘Set featured image’.
  • remove_featured_image – Label for removing the featured image. Default is ‘Remove featured image’.
  • use_featured_image – Label in the media frame for using a featured image. Default is ‘Use as featured image’.
  • menu_name – Label for the menu name. Default is the same as name.
  • filter_items_list – Label for the table views hidden heading. Default is ‘Filter posts list’ / ‘Filter pages list’.
  • filter_by_date – Label for the date filter in list tables. Default is ‘Filter by date’.
  • items_list_navigation – Label for the table pagination hidden heading. Default is ‘Posts list navigation’ / ‘Pages list navigation’.
  • items_list – Label for the table hidden heading. Default is ‘Posts list’ / ‘Pages list’.
  • item_published – Label used when an item is published. Default is ‘Post published.’ / ‘Page published.’
  • item_published_privately – Label used when an item is published with private visibility.
    Default is ‘Post published privately.’ / ‘Page published privately.’
  • item_reverted_to_draft – Label used when an item is switched to a draft.
    Default is ‘Post reverted to draft.’ / ‘Page reverted to draft.’
  • item_trashed – Label used when an item is moved to Trash. Default is ‘Post trashed.’ / ‘Page trashed.’
  • item_scheduled – Label used when an item is scheduled for publishing. Default is ‘Post scheduled.’ / ‘Page scheduled.’
  • item_updated – Label used when an item is updated. Default is ‘Post updated.’ / ‘Page updated.’
  • item_link – Title for a navigation link block variation. Default is ‘Post Link’ / ‘Page Link’.
  • item_link_description – Description for a navigation link block variation. Default is ‘A link to a post.’ / ‘A link to a page.’

Above, the first default value is for non-hierarchical post types (like posts) and the second one is for hierarchical post types (like pages).

Note: To set labels used in post type admin notices, see the ‘post_updated_messages’ filter.


Post type object.


object Object with all the labels as member variables.


function get_post_type_labels( $post_type_object ) {
	$nohier_vs_hier_defaults = WP_Post_Type::get_default_labels();

	$nohier_vs_hier_defaults['menu_name'] = $nohier_vs_hier_defaults['name'];

	$labels = _get_custom_object_labels( $post_type_object, $nohier_vs_hier_defaults );

	$post_type = $post_type_object->name;

	$default_labels = clone $labels;

	 * Filters the labels of a specific post type.
	 * The dynamic portion of the hook name, `$post_type`, refers to
	 * the post type slug.
	 * Possible hook names include:
	 *  - `post_type_labels_post`
	 *  - `post_type_labels_page`
	 *  - `post_type_labels_attachment`
	 * @since 3.5.0
	 * @see get_post_type_labels() for the full list of labels.
	 * @param object $labels Object with labels for the post type as member variables.
	$labels = apply_filters( "post_type_labels_{$post_type}", $labels );

	// Ensure that the filtered labels contain all required default values.
	$labels = (object) array_merge( (array) $default_labels, (array) $labels );

	return $labels;


apply_filters( “post_type_labels_{$post_type}”, object $labels )

Filters the labels of a specific post type.


6.4.0Changed default values for the add_new label to include the type of content.
This matches add_new_item and provides more context for better accessibility.
6.3.0Added the item_trashed label.
5.8.0Added the item_link and item_link_description labels.
5.7.0Added the filter_by_date label.
5.0.0Added the item_published, item_published_privately, item_reverted_to_draft, item_scheduled, and item_updated labels.
4.7.0Added the view_items and attributes labels.
4.6.0Converted the $post_type parameter to accept a WP_Post_Type object.
4.4.0Added the archives, insert_into_item, uploaded_to_this_item, filter_items_list, items_list_navigation, and items_list labels.
4.3.0Added the featured_image, set_featured_image, remove_featured_image, and use_featured_image labels.
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