--- title: Collapsible snippets category: Code snippets_root_directory: snippets snippets_language: c++ snippets_collapsible: true snippets: hello: - hello.hpp - hello.cpp world: - world.hpp - world.cpp --- Snippets are defined in exactly the same way as in the [other post]. Just set a front matter value to make them collapsible, and voilĂ ! [other post]: {{ site.baseurl }}{% post_url 2021-04-09-snippets %} {% include jekyll-theme/snippets/section.html section_id='hello' %} This is another set of snippets: {% include jekyll-theme/snippets/section.html section_id='world' %}