📅  最后修改于: 2022-03-11 14:54:14.586000             🧑  作者: Mango
// An attachment/image ID is all that's needed to retrieve its alt and title attributes.
$image_id = get_post_thumbnail_id();
$image_alt = get_post_meta($image_id, '_wp_attachment_image_alt', TRUE);
$image_title = get_the_title($image_id);