All Octicons
fold-down
Octicon sizes navigation
React
import {FoldDownIcon} from '@primer/octicons-react' <FoldDownIcon size={24} />
Rails
<%= render(Primer::Beta::Octicon.new(:"fold-down", size: :medium)) %>
Jekyll
{% octicon fold-down height:24 %}
Figma
This icon is called fold-down-24
in Primer's Octicons library.