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Description

Send a trackback.

Updates database when sending trackback to prevent duplicates.

Usage

<?php trackback( $trackback_url, $title, $excerpt, $ID ) ?>

Parameters

$trackback_url

(string) (required) URL to send trackbacks.

Default: None

$title

(string) (required) Title of post.

Default: None

$excerpt

(string) (required) Excerpt of post.

Default: None

$ID

(integer) (required) Post ID.

Default: None

Return Values

(mixed) 

Database query from update.

Examples

Notes

• Uses global: (object) $wpdb to update the _posts table from the database.
• Uses: get_permalink() on $ID.
• Uses: get_option() to retrieve the 'blogname' option.
• Uses: wp_remote_post() on $trackback_url.
• Uses: is_wp_error()

Change Log

Since: 0.71

Source File

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

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