[wordpress]記事に紐付いているカスタムタクソノミー一覧の取得

 $writer_taxonomies = get_terms( 
     array(
        'taxonomy' => 'writer',
        'hide_empty' => false,
     ));
 foreach($writer_taxonomies as $term) {
    echo "<pre>";
    echo "{$term->name}, {$term->term_id}";
    echo "</pre>";
 }