>, <span class="hljs-string">&apos;mouse&apos;</span>}
<span class="hljs-keyword">for</span> index, value <span class="hljs-keyword">in</span> <span class="hljs-built_in">ipairs</span>(list) <span class="hljs-keyword">do</span>
  value = <span class="hljs-built_in">string</span>.upper(value)
<span class="hljs-keyword">end</span>

<span class="hljs-built_in">print</span>(list[<span class="hljs-number">1</span>])
</code></pre>
<p>the list won&apos;t be modified, because <code>value</code> is just a copy of th