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