"mendoza-code">(set " \t\r\n\0\f")</code></td> <td>Matches an ASCII whitespace character.</td></tr>

    <tr><td><code class="mendoza-code">:D</code></td> <td><code class="mendoza-code">(if-not :d 1)</code></td> <td>Matches a character that is not an ASCII digit.</td></tr>
    <tr><td><code class="mendoza-code">:A</code></td> <td><code class="mendoza-code">(if-not :a 1)</code></td> <td>Matches a character that is not an ASCII letter.</td></tr>
    <tr><td><code class="mendoza-code">:W</code></td> <td><code 