函数原型
get_the_terms( int|WP_Post $post, string $taxonomy ): WP_Term[]|false|WP_Error
函数描述
Retrieves the terms of the taxonomy that are attached to the post.
是否弃用
未弃用
函数参数
-
$post
int|WP_Post
Required - Post ID or object.
-
$taxonomy
string
Required - Taxonomy name.
函数返回值
WP_Term[]|false|WP_Error Array of WP_Term objects on success, false if there are no terms or the post does not exist, WP_Error on failure.
函数位置
File: wp-includes/category-template.php.
函数源码
function get_the_terms( $post, $taxonomy ) {
$post = get_post( $post );
if ( ! $post ) {
return false;
}
$terms = get_object_term_cache( $post->ID, $taxonomy );
if ( false === $terms ) {
$terms = wp_get_object_terms( $post->ID, $taxonomy );
if ( ! is_wp_error( $terms ) ) {
$term_ids = wp_list_pluck( $terms, 'term_id' );
wp_cache_add( $post->ID, $term_ids, $taxonomy . '_relationships' );
}
}
/**
* Filters the list of terms attached to the given post.
*
* @since 3.1.0
*
* @param WP_Term[]|WP_Error $terms Array of attached terms, or WP_Error on failure.
* @param int $post_id Post ID.
* @param string $taxonomy Name of the taxonomy.
*/
$terms = apply_filters( 'get_the_terms', $terms, $post->ID, $taxonomy );
if ( empty( $terms ) ) {
return false;
}
return $terms;
}
源码链接
变更日志
| Version | Description |
|---|---|
| 2.5.0 | Introduced. |

