><span class="Punctuation">(</span><span class="Identifier">z</span><span class="Punctuation">)</span>   <span class="Comment">## In-Place.</span>
<span class="Identifier">doAssert</span> <span class="Identifier">z</span> <span class="Operator">==</span> <span class="StringLit">&quot;00000000&quot;</span>
<span class="Identifier">doAssert</span> <span class="StringLit">&quot;&quot;</span><span class="Operator">.</span><span class="Identifier">dup</span><span class="Punctuation">(</span><span class="Identifi