ext.encodeActionURL</code>. Obtain an
            <code>encoded partial action URL</code> by calling
            <code>ExternalContext.encodePartialActionURL</code>
            using <code>action URL</code> as the argument.
            Compare the result from <code>ExternalContext.encodePartialActionURL</code>
            with the
            value from <code>ExternalContext.encodeActionURL()</code>.
            If they are different,
            render a hidden field with the name <code>jakarta.faces.encod