WordPress at a glance
function is not described

WP_Post_Type::register_taxonomies() public WP 4.6.0

Registers the taxonomies for the post type.

{} It's a method of the class: WP_Post_Type{}

No Hooks.

Return

null. Nothing.

Usage

$WP_Post_Type = new WP_Post_Type();
$WP_Post_Type->register_taxonomies();

Changelog

Since 4.6.0 Introduced.

Code of WP_Post_Type::register_taxonomies() WP 5.7.1

<?php
public function register_taxonomies() {
	foreach ( $this->taxonomies as $taxonomy ) {
		register_taxonomy_for_object_type( $taxonomy, $this->name );
	}
}