WordPress根据文章ID获取分类法对象函数：wp_get_object_terms

WordPress函数wp_get_object_terms根据文章的ID获取分类法对象，主要在自定义分类法时使用，获取Category可以使用get_the_category()函数。

wp_get_object_terms( int|int[] $object_ids, string|string[] $taxonomies, array|string $args = array() )

函数参数

$object_ids

整数

文章ID

$taxonomies

字符串

分类法名称

$args

数组，参数可用值参考get_categories()函数的$args参数说明

函数返回值

Array ( [0] => WP_Term Object ( [term_id] => 2 [name] => 开发 [slug] => develop [term_group] => 0 [term_taxonomy_id] => 2 [taxonomy] => category [description] => [parent] => 1 [count] => 100 [filter] => raw )


    [1] => WP_Term Object

        (

            [term_id] => 3

            [name] => 教程

            [slug] => courses

            [term_group] => 0

            [term_taxonomy_id] => 3

            [taxonomy] => category

            [description] =>

            [parent] => 1

            [count] => 220

            [filter] => raw

        )
    ......

)

函数使用示例

$categories = wp_get_object_terms(3522, 'category'); foreach($categories as $category) { echo '<li><a href="' . get_category_link($category->term_id) . '">' . $category->name . '</a></li>'; }

扩展阅读

wp_get_object_terms()函数位于：wp-includes/taxonomy.php