><span class="va">tidalCurrent</span><span class="op">)</span></span>
<span><span class="va">t</span> <span class="op">&lt;-</span> <span class="va">tidalCurrent</span><span class="op">$</span><span class="va">time</span></span>
<span><span class="va">u</span> <span class="op">&lt;-</span> <span class="va">np</span><span class="op">$</span><span class="fu">array</span><span class="op">(</span><span class="va">tidalCurrent</span><span class="op">$</span><span class="va">u</span><span class="op">)</span></spa