de class="language-swift">case unassigned</code></div></div><div id="uppercaseLetter-e23034112438db105bedba67707df957" class="declaration"><a class="toggle-link" href="#comment-uppercaseLetter-e23034112438db105bedba67707df957">case uppercaseLetter</a> <span class="required">Required</span><div class="comment collapse in" id="comment-uppercaseLetter-e23034112438db105bedba67707df957"><p>An uppercase letter.</p>
<p>This value corresponds to the category <code>Uppercase_Letter</code> (abbreviated
<code>Lu</code