">orientation</span>, <span class="va">...</span><span class="op">)</span></span>
<span></span>
<span><span class="co"># S4 method for class 'NeuroVol,numeric,numeric,missing'</span></span>
<span><span class="fu">slice</span><span class="op">(</span><span class="va">x</span>, <span class="va">zlevel</span>, <span class="va">along</span>, <span class="va">orientation</span><span class="op">)</span></span>
<span></span>
<span><span class="co"># S4 method for class 'NeuroVol,numeric,NeuroSpace,AxisSet3D'</span