wp_delete_link( int $link_id )
Deletes a specified link from the database.
Parameters
- $link_id
 -  
(int) (Required) ID of the link to delete
 
Return
(true) Always true.
Source
File: wp-admin/includes/bookmark.php
function wp_delete_link( $link_id ) {
	global $wpdb;
	/**
	 * Fires before a link is deleted.
	 *
	 * @since 2.0.0
	 *
	 * @param int $link_id ID of the link to delete.
	 */
	do_action( 'delete_link', $link_id );
	wp_delete_object_term_relationships( $link_id, 'link_category' );
	$wpdb->delete( $wpdb->links, array( 'link_id' => $link_id ) );
	/**
	 * Fires after a link has been deleted.
	 *
	 * @since 2.2.0
	 *
	 * @param int $link_id ID of the deleted link.
	 */
	do_action( 'deleted_link', $link_id );
	clean_bookmark_cache( $link_id );
	return true;
}  Changelog
| Version | Description | 
|---|---|
| 2.0.0 | Introduced. | 
    © 2003–2021 WordPress Foundation
Licensed under the GNU GPLv2+ License.
    https://developer.wordpress.org/reference/functions/wp_delete_link