 function and so can be used accordingly once the convention is understood.</p>
</div><div>
    <span id="by-index"></span>
    <h3>5.1 &nbsp;&nbsp; by index</h3>
</div><div><p>The most straight-forward being the index itself, represented using a number.</p>
</div><div class="code">
    <pre><code class="clojure">(def ov (ova [{:v 0, :a {:c 4}}    ;; 0
              {:v 1, :a {:d 3}}    ;; 1
              {:v 2, :b {:c 2}}    ;; 2
              {:v 3, :b {:d 1}}])) ;; 3

(indices ov)           ;; return all