d-instance</var></nobr></nobr></td><td valign="baseline" align="right">[<i>Generic&nbsp;Function</i>]
</td></tr></table></p>
<p><span class="fndoclabel">Purpose</span> <br />Change the <a href="ref-glossary.html#gl:class">class</a> of an <a href="ref-glossary.html#gl:instances">instance</a> to <var>new-class</var>.
</p>
<p><span class="fndoclabel">Method signatures</span><table class="tightertop" width="100%">
<tr valign="top"><td valign="baseline" align="left"><nobr>change-class</nobr></td><td valign="base