get_to_ping( int|WP_Post $post_id )

Retrieve URLs that need to be pinged.


Parameters

$post_id

(Required) Post Object or ID


Return

(array)


Source

File: wp-includes/post.php

function get_to_ping( $post_id ) {
	$post = get_post( $post_id );

	if ( ! $post ) {
		return false;
	}

	$to_ping = sanitize_trackback_urls( $post->to_ping );
	$to_ping = preg_split('/\s/', $to_ping, -1, PREG_SPLIT_NO_EMPTY);

	/**
	 * Filters the list of URLs yet to ping for the given post.
	 *
	 * @since WP-2.0.0
	 *
	 * @param array $to_ping List of URLs yet to ping.
	 */
	return apply_filters( 'get_to_ping', $to_ping );
}


Changelog

Changelog
Version Description
WP-4.7.0 $post_id can be a WP_Post object.
WP-1.5.0 Introduced.