All Octicons
fold-up
Octicon sizes navigation
React
import {FoldUpIcon} from '@primer/octicons-react' <FoldUpIcon size={16} />
Rails
<%= render(Primer::Beta::Octicon.new(:"fold-up", size: :small)) %>
Jekyll
{% octicon fold-up height:16 %}
Figma
This icon is called fold-up
in Primer's Octicons library.