  [{:id :4 :val 2}]))
=> [{:val 1, :id :1}
    {:val 1, :id :2}
    {:val 2, :id :3}
    {:val 2, :id :4}]</code></pre>
            </div>
            <div class="entry">
                <span id="entry__hara_state_ova__empty_BANG_"></span>
                <div class="entry-description">
                    <h4><b>empty!&nbsp<a data-scroll="" href="#entry__hara_state_ova__">^</a></b></h4>
                    <p><i>empties an existing ova</i></p>
                </div>
                <div class="entry-optio