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Function Reference/pingback

Pings back the links found in a post.

Includes wp-include/class-IXR.php file if not already included.

<?php pingback( $content, $post_ID ) ?>

$content

(string) (required) Post content to check for links.

Default: None

$post_ID

(integer) (required) Post ID.

Default: None

Uses global: (string) $wp_version holds the installed WordPress version number.
Uses: IXR_Client WordPress class.
Uses: discover_pingback_server_uri()
Uses: get_pung()
Uses: url_to_postid()
Uses: is_local_attachment()
Uses: do_action_ref_array() on 'pre_ping' on 'post_links' and on pung() result.
Uses: get_permalink()
Uses: add_ping()

Since: 0.71

pingback() is located in wp-includes/comment.php.