hugo-book/exampleSite/content.en/docs/content/multilingual.md

title, weight

title	weight
Multi-Language	4

Multi-Language Support

Hugo Book supports Hugo's multilingual mode with content translation by directory.

Configuration

Define languages in your site config

[languages]
[languages.en]
  label = 'English'
  contentDir = 'content.en'
  weight = 1

[languages.zh]
  label = 'Chinese'
  contentDir = 'content.zh'
  weight = 2

[languages.he]
  label = 'Hebrew'
  contentDir = 'content.he'
  direction = 'rtl'
  weight = 3

A language selector dropdown appears automatically when multiple languages are configured.

RTL Support

Set direction = 'rtl' on a language to enable right-to-left layout. The entire page layout, including the sidebar menu, mirrors automatically.

Translation Dropdown

By default, all configured languages appear in the selector. To only show languages that have a translation for the current page

[params]
  BookTranslatedOnly = true