hugo/docs/content/en/methods/page/HasMenuCurrent.md

title	description	categories	keywords	action	aliases
HasMenuCurrent	Reports whether the given Page object matches the Page object associated with one of the child menu entries under the given menu entry in the given menu.			related returnType signatures methods/page/IsMenuCurrent bool PAGE.HasMenuCurrent MENU MENUENTRY	/functions/hasmenucurrent

If the Page object associated with the menu entry is a section, this method also returns true for any descendant of that section.

{{ $currentPage := . }}
{{ range site.Menus.main }}
  {{ if $currentPage.IsMenuCurrent .Menu . }}
    <a class="active" aria-current="page" href="{{ .URL }}">{{ .Name }}</a>
  {{ else if $currentPage.HasMenuCurrent .Menu . }}
    <a class="ancestor" aria-current="true" href="{{ .URL }}">{{ .Name }}</a>
  {{ else }}
    <a href="{{ .URL }}">{{ .Name }}</a>
  {{ end }}
{{ end }}

See menu templates for a complete example.