get_post_type_labels() WordPress Function

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 $labels;
}
Uses	Description
wp-includes/class-wp-post-type.php:WP_Post_Type::get_default_labels()	Returns the default labels for post types.
wp-includes/plugin.php:apply_filters()	Calls the callback functions that have been added to a filter hook.
wp-includes/post.php:_get_custom_object_labels()	Build an object with custom-something object (post type, taxonomy) labels out of a custom-something object
wp-includes/post.php:post_type_labels_{$post_type}	Filters the labels of a specific post type.
Version	Description
5.8.0	Added the `item_link` and `item_link_description` labels.
5.7.0	Added the `filter_by_date` label.
5.0.0	Added the `item_published`, `item_published_privately`, `item_reverted_to_draft`, `item_scheduled`, and `item_updated` labels.
4.7.0	Added the `view_items` and `attributes` labels.
4.6.0	Converted the `$post_type` parameter to accept a `WP_Post_Type` object.
4.4.0	Added the `archives`, `insert_into_item`, `uploaded_to_this_item`, `filter_items_list`, `items_list_navigation`, and `items_list` labels.
4.3.0	Added the `featured_image`, `set_featured_image`, `remove_featured_image`, and `use_featured_image` labels.
3.0.0	Introduced.