hugo/docs/content/en/methods/pages/ByLength.md

title	description	categories	keywords	params
ByLength	Returns the given page collection sorted by content length in ascending order.			functions_and_methods returnType signatures page.Pages PAGES.ByLength

{{ range .Pages.ByLength }}
  <h2><a href="{{ .RelPermalink }}">{{ .LinkTitle }}</a></h2>
{{ end }}

To sort in descending order:

{{ range .Pages.ByLength.Reverse }}
  <h2><a href="{{ .RelPermalink }}">{{ .LinkTitle }}</a></h2>
{{ end }}