WordPress获取文章所属分类法函数
WordPress函数wp_get_post_terms可用于获取指定文章所属的分类法。
wp_get_post_terms( int $post_id, string|string[] $taxonomy = 'post_tag', array $args = array() )
函数参数
$post_id
整数
文章的ID
$taxonomy
字符串,默认值:post_tag
分类法名称,默认为标签。可选值:category
$args
数组,参数可用值参考get_categories()函数的$args参数说明
函数返回值
Array
(
[0] => WP_Term Object
(
[term_id] => 10
[name] => WP函数
[slug] => wordpress-functions
[term_group] => 0
[term_taxonomy_id] => 10
[taxonomy] => post_tag
[description] =>
[parent] => 0
[count] => 101
[filter] => raw
)
)
函数使用示例
function post_taxonomy_slug_array($tax_name = 'category') {
$terms = wp_get_post_terms(get_the_ID(), $tax_name, array('fields' => 'slugs'));
if(!empty($terms) && !is_wp_error($terms)) {
$term_array = array();
foreach($terms as $term) {
$term_array[] = $term;
}
return $term_array;
}
return '';
}
扩展阅读
wp_get_post_terms()函数位于:wp-includes/post.php