with the highest value.</p>

<pre><code class="language-swift">let hues = [&quot;Heliotrope&quot;: 296, &quot;Coral&quot;: 16, &quot;Aquamarine&quot;: 156]
let greatestHue = hues.max { a, b in a.value &lt; b.value }
print(greatestHue)
// Prints &quot;Optional((&quot;Heliotrope&quot;, 296))&quot;</code></pre>

<p><strong><code>areInIncreasingOrder</code>:</strong>   A predicate that returns <code>true</code> if its
  first argument should be ordered before its second argument;
  otherwise, <code>false</code>