at was
replaced by the subtag <code>DE</code>.</p>
<p>See also:</p><ul><li><a href="dart-ui/Locale/Locale.fromSubtags.html">new Locale.fromSubtags</a>, which describes the conventions for creating
<a href="dart-ui/Locale-class.html">Locale</a> objects.</li></ul>
        </section>
                <section class="summary source-code" id="source">
          <h2><span>Implementation</span></h2>
          <pre class="language-dart"><code class="language-dart">String get countryCode =&gt; _deprecatedRegionSubtag