WordPress函数：get_the_tags

一、函数简介

检索帖子的标签。（Retrieves the tags for a post.）  

二、函数参数

* @param int|WP_Post $post Post ID or object. * @return 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.  

三、函数案例

   

四、源代码

/**
 * Retrieves the tags for a post.
 *
 * @since 2.3.0
 *
 * @param int|WP_Post $post Post ID or object.
 * @return 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.
 */
function get_the_tags( $post = 0 ) {
	$terms = get_the_terms( $post, 'post_tag' );

	/**
	 * Filters the array of tags for the given post.
	 *
	 * @since 2.3.0
	 *
	 * @see get_the_terms()
	 *
	 * @param WP_Term[]|false|WP_Error $terms Array of WP_Term objects on success, false if there are no terms
	 *                                        or the post does not exist, WP_Error on failure.
	 */
	return apply_filters( 'get_the_tags', $terms );
}