URL Functions Overview

URL functions extract components such as domains, protocols, and query parameters, or encode and decode URL strings. Use the function reference pages below for syntax, input requirements, and examples.

Function	Purpose
DOMAIN	Extract the domain from a URL.
DOMAIN_WITHOUT_WWW	Extract the domain and remove a leading www..
TOP_LEVEL_DOMAIN	Extract the top-level domain.
FIRST_SIGNIFICANT_SUBDOMAIN	Extract the first significant subdomain.
CUT_TO_FIRST_SIGNIFICANT_SUBDOMAIN	Keep the domain up to the first significant subdomain.
PROTOCOL	Extract the protocol from a URL.
PARSE_URL	Extract a specified URL component.
EXTRACT_URL_PARAMETER	Extract a named URL query parameter.
URL_ENCODE	Encode a string for use in a URL.
URL_DECODE	Decode a URL-encoded string.