WordPress Version: 6.4
/**
* Save the revisioned meta fields.
*
* @since 6.4.0
*
* @param int $revision_id The ID of the revision to save the meta to.
* @param int $post_id The ID of the post the revision is associated with.
*/
function wp_save_revisioned_meta_fields($revision_id, $post_id)
{
$post_type = get_post_type($post_id);
if (!$post_type) {
return;
}
foreach (wp_post_revision_meta_keys($post_type) as $meta_key) {
if (metadata_exists('post', $post_id, $meta_key)) {
_wp_copy_post_meta($post_id, $revision_id, $meta_key);
}
}
}