specified name.
The string must match <i>exactly</i> an identifier used to declare an
enum constant in this class.  (Extraneous whitespace characters are 
not permitted.)</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>name</code> - the name of the enum constant to be returned.</dd>
<dt>Returns:</dt>
<dd>the enum constant with the specified name</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/21/docs/api/java.base/java/lang/IllegalArgumentException.html" title="class 