103</div></div><div class="cell"><div class="code-block">
</div></div><div class="cell"><div class="prose-block"><p>If we really just want to &quot;advance&quot; the key, we can do that too.</p>
</div></div><div class="cell"><div class="code-block">split_key k5 <span class="symbol">::</span> <span class="type-name">Fin</span> 1<span class="symbol">=&gt;</span><span class="type-name">Key</span>
</div><div class="result-block">[0x3756f7d71ec688b1]</div></div><div class="cell"><div class="code-block">
</div></