RemixIconEx.Document.file_copy

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

file_copy(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.Document.file_copy()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M7 6V3a1 1 0 0 1 1-1h12a1 1 0 0 1 1 1v14a1 1 0 0 1-1 1h-3v3c0 .552-.45 1-1.007 1H4.007A1.001 1.001 0 0 1 3 21l.003-14c0-.552.45-1 1.007-1H7zM5.003 8L5 20h10V8H5.003zM9 6h8v10h2V4H9v2z" />
</svg>

example usage

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