RemixIconEx.Editor.bold

You're seeing just the function bold, go back to RemixIconEx.Editor module for more information.
Link to this function

bold(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.Editor.bold()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M8 11h4.5a2.5 2.5 0 1 0 0-5H8v5zm10 4.5a4.5 4.5 0 0 1-4.5 4.5H6V4h6.5a4.5 4.5 0 0 1 3.256 7.606A4.498 4.498 0 0 1 18 15.5zM8 13v5h5.5a2.5 2.5 0 1 0 0-5H8z" />
</svg>

example usage

svg.icon {
  width: 96;
  height: 96;
}