Question

is_taxonomy_hierarchical( string $taxonomy )

Whether the taxonomy object is hierarchical.

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description

Checks to make sure that the taxonomy is an object first. Then Gets the object, and finally returns the hierarchical value in the object.

A false return value might also mean that the taxonomy does not exist.

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参数

$taxonomy

(string) (Required) Name of taxonomy object.

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返回值

(bool) Whether the taxonomy is hierarchical.

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源代码

File: wp-includes/taxonomy.php

function is_taxonomy_hierarchical($taxonomy) {
	if ( ! taxonomy_exists($taxonomy) )
		return false;

	$taxonomy = get_taxonomy($taxonomy);
	return $taxonomy->hierarchical;
}

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更新日志

Version	description
2.3.0	Introduced.

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相关函数

Uses

• wp-includes/taxonomy.php: taxonomy_exists()
• wp-includes/taxonomy.php: get_taxonomy()

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Used By

• wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php: WP_REST_Terms_Controller::create_item()
• wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php: WP_REST_Terms_Controller::update_item()
• wp-includes/class-wp-term-query.php: WP_Term_Query::get_terms()
• wp-admin/includes/post.php: edit_post()
• wp-admin/includes/post.php: bulk_edit_posts()
• wp-admin/includes/ajax-actions.php: wp_ajax_add_tag()
• wp-admin/includes/class-wp-terms-list-table.php: WP_Terms_List_Table::display_rows_or_placeholder()
• wp-admin/includes/nav-menu.php: wp_nav_menu_item_taxonomy_meta_box()
• wp-includes/class-wp-tax-query.php: WP_Tax_Query::clean_query()
• wp-includes/taxonomy.php: _pad_term_counts()
• wp-includes/taxonomy.php: get_ancestors()
• wp-includes/taxonomy.php: wp_unique_term_slug()
• wp-includes/taxonomy.php: wp_insert_term()
• wp-includes/taxonomy.php: wp_delete_term()
• wp-includes/nav-menu-template.php: _wp_menu_item_classes_by_context()
• wp-includes/post.php: wp_set_post_terms()
• wp-includes/class-wp-xmlrpc-server.php: wp_xmlrpc_server::_insert_post()
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User Contributed Notes