WordPress Version: 6.1
/**
* Retrieves URLs already pinged for a post.
*
* @since 1.5.0
*
* @since 4.7.0 `$post` can be a WP_Post object.
*
* @param int|WP_Post $post Post ID or object.
* @return string[]|false Array of URLs already pinged for the given post, false if the post is not found.
*/
function get_pung($post)
{
$post = get_post($post);
if (!$post) {
return false;
}
$pung = trim($post->pinged);
$pung = preg_split('/\s/', $pung);
/**
* Filters the list of already-pinged URLs for the given post.
*
* @since 2.0.0
*
* @param string[] $pung Array of URLs already pinged for the given post.
*/
return apply_filters('get_pung', $pung);
}