trackback_url filter-hook . WP 2.2.0

Filters the returned trackback URL.

Usage

add_filter( 'trackback_url', 'filter_function_name_4915' );
function filter_function_name_4915( $tb_url ){
	// filter...

	return $tb_url;
}

$tb_url(string)

The trackback URL.

Where the hook is called

return apply_filters( 'trackback_url', $tb_url );

Where the hook is used (in WP core)