trailingslashit This handy functions will append a trailing slash to a given string. First it strips all slashes from the end of the url and then adds one to avoid double-slashing. #wordpress#php $url_to_slash = 'https://shortcode.dev/wordpress-cheatsheet'; trailingslashit($url_to_slash); // returns: 'https://shortcode.dev/wordpress-cheatsheet/' copy