hugo/docs/content/en/functions/go-template/urlquery.md

title	description	categories	keywords	params	aliases
urlquery	Returns the escaped value of the textual representation of its arguments in a form suitable for embedding in a URL query.			functions_and_methods aliases returnType signatures string urlquery VALUE [VALUE...]	/functions/urlquery

This template code:

{{ $u := urlquery "https://" "example.com" | safeURL }}
<a href="https://example.org?url={{ $u }}">Link</a>

Is rendered to:

<a href="https://example.org?url=https%3A%2F%2Fexample.com">Link</a>

{{% include "/_common/functions/go-template/text-template.md" %}}