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is_object_in_taxonomy()

is_object_in_taxonomy( string $object_type, string $taxonomy ): bool

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Determines if the given object type is associated with the given taxonomy.

Parameters

$object_typestringrequired
Object type string.
$taxonomystringrequired
Single taxonomy name.

Return

bool True if object is associated with the taxonomy, otherwise false.

Source

function is_object_in_taxonomy( $object_type, $taxonomy ) {
	$taxonomies = get_object_taxonomies( $object_type );
	if ( empty( $taxonomies ) ) {
		return false;
	}
	return in_array( $taxonomy, $taxonomies, true );
}

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UsesDescription
get_object_taxonomies()wp-includes/taxonomy.php

Returns the names or objects of the taxonomies which are registered for the requested object or object type, such as a post object or post type name.

Used byDescription
WP_REST_Terms_Controller::check_read_terms_permission_for_post()wp-includes/rest-api/endpoints/class-wp-rest-terms-controller.php

Checks if the terms for a post can be read.

WP_Posts_List_Table::formats_dropdown()wp-admin/includes/class-wp-posts-list-table.php

Displays a formats drop-down for filtering items.

WP_Posts_List_Table::categories_dropdown()wp-admin/includes/class-wp-posts-list-table.php

Displays a categories drop-down for filtering on the Posts list table.

WP_Screen::get()wp-admin/includes/class-wp-screen.php

Fetches a screen object.

get_the_category_list()wp-includes/category-template.php

Retrieves category list for a post in either HTML list or custom format.

get_adjacent_post()wp-includes/link-template.php

Retrieves the adjacent post.

get_post_class()wp-includes/post-template.php

Retrieves an array of the class names for the post container element.

WP_Post::__get()wp-includes/class-wp-post.php

Getter.

wp_set_post_categories()wp-includes/post.php

Sets categories for a post.

wp_insert_post()wp-includes/post.php

Inserts or update a post.

wp_update_post()wp-includes/post.php

Updates a post with new post data.

wp_xmlrpc_server::_prepare_page()wp-includes/class-wp-xmlrpc-server.php

Prepares page data for return in an XML-RPC object.

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Changelog

VersionDescription
3.0.0Introduced.

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