user_trailingslashit( string $string, string $type_of_url = '' )

Retrieves a trailing-slashed string if the site is set for adding trailing slashes.


Conditionally adds a trailing slash if the permalink structure has a trailing slash, strips the trailing slash if not. The string is passed through the ‘user_trailingslashit’ filter. Will remove trailing slash from string, if site is not set to have them.



(string) (Required) URL with or without a trailing slash.


(string) (Optional) The type of URL being considered (e.g. single, category, etc) for use in the filter.

Default value: ''


(string) The URL with the trailing slash appended or stripped.


File: wp-includes/link-template.php

function user_trailingslashit($string, $type_of_url = '') {
	global $wp_rewrite;
	if ( $wp_rewrite->use_trailing_slashes )
		$string = trailingslashit($string);
		$string = untrailingslashit($string);

	 * Filters the trailing-slashed string, depending on whether the site is set to use trailing slashes.
	 * @since WP-2.2.0
	 * @param string $string      URL with or without a trailing slash.
	 * @param string $type_of_url The type of URL being considered. Accepts 'single', 'single_trackback',
	 *                            'single_feed', 'single_paged', 'commentpaged', 'paged', 'home', 'feed',
	 *                            'category', 'page', 'year', 'month', 'day', 'post_type_archive'.
	return apply_filters( 'user_trailingslashit', $string, $type_of_url );


Version Description
WP-2.2.0 Introduced.