n><a href="index.html">K</a><span class="token punctuation">, </span><span class="token keyword"></span><a href="index.html">V</a><span class="token operator">&gt;</span></div><p class="paragraph">The first entry of this map.</p><p class="paragraph">Here's a simple usage example:</p><div class="sample-container"><pre><code class="block lang-kotlin" theme="idea">val map: NotEmptyMap&lt;Char, Int&gt; = notEmptyMapOf('a' to 1, 'b' to 2)<br>val head: Pair&lt;Char, Int&gt; = map.head<br>println(head) // (a, 1)</