:ova})
  (watch/clear ova)
  (state/empty ova)
  ova)</code></pre>
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                <pre><h6><i><a href="https://github.com/zcaudate/hara/blob/master/test/hara/state/ova_test.clj#L60-L65" target="_blank">link</a></i></h6><code class="clojure">(-> (ova [1 2 3 4 5])
    (empty!)
    (<<))
=> []</code></pre>
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            <div class="entry">
                <span id="entry__hara_state_ova__filter_BANG_"></span>
                <div class="entry-