Fires just before pinging back links found in a post.

$post_links string[]

Array of link URLs to be checked (passed by reference).

$pung string[]

Array of link URLs already pinged (passed by reference).

$post_id int

The post ID.

File: wp-includes/comment.php. View all references

do_action_ref_array( 'pre_ping', array( &$post_links, &$pung, $post->ID ) );