February 12, 2011 
Definition:
function get_trackback_url() {}
Retrieve The current post’s trackback URL.
There is a check to see if permalink’s have been enabled and if so, will retrieve the pretty path. If permalinks weren’t enabled, the ID of the current post is used and appended to the correct page to go to.
Return values
returns:The trackback URL after being filtered
Defined filters
- trackback_url
apply_filters('trackback_url', $tb_url)
Source code
function get_trackback_url() {
if ( '' != get_option('permalink_structure') ) {
$tb_url = trailingslashit(get_permalink()) . user_trailingslashit('trackback', 'single_trackback');
} else {
$tb_url = get_option('siteurl') . '/wp-trackback.php?p=' . get_the_ID();
}
return apply_filters('trackback_url', $tb_url);
}
1865
A HitchHackers guide through WordPress 
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