Retrieves the current post’s trackback URL.

Description Description

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.

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Return Return

(string) The trackback URL after being filtered.

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Source Source

File: wp-includes/comment-template.php

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();

	 * Filters the returned trackback URL.
	 * @since 2.2.0
	 * @param string $tb_url The trackback URL.
	return apply_filters( 'trackback_url', $tb_url );

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Changelog Changelog

Version Description
1.5.0 Introduced.

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