val</span> clear</span> : <code class="type">'a <a href="Belt_MutableStack.html#TYPEt">t</a> -> unit</code></pre><div class="info ">
                    <div class="not-examples">
                    Discard all elements from the stack.<br>
 
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<pre><span id="VALcopy"><span class="keyword">val</span> copy</span> : <code class="type">'a <a href="Belt_MutableStack.html#TYPEt">t</a> -> 'a <a href="Belt_MutableStack.htm