lass="dv">1</span><span class="op">:</span><span class="dv">10</span>)</span>
<span id="cb6-2"><a href="030_basic_usage.html#cb6-2"></a>[<span class="dv">1</span>] <span class="dv">55</span></span>
<span id="cb6-3"><a href="030_basic_usage.html#cb6-3"></a></span>
<span id="cb6-4"><a href="030_basic_usage.html#cb6-4"></a><span class="op">&gt;</span><span class="st"> </span><span class="kw">sum</span>(<span class="dv">1</span><span class="op">:</span><span class="dv">10</span>)</span>
<span id="cb6-5"><a href