<a href="../index.html#type-meth">meth</a></span></code></dt><dt class="spec method" id="method-shift"><a href="#method-shift" class="anchor"></a><code><span class="keyword">method</span> shift : <span><span><span class="type-var">'a</span> <a href="../index.html#type-optdef">optdef</a></span> <a href="../index.html#type-meth">meth</a></span></code></dt><dt class="spec method" id="method-slice"><a href="#method-slice" class="anchor"></a><code><span class="keyword">method</span> slice : int <span>&#45;&gt;</