SPACE</code> (string)</h3>

    <p>The token name for whitespace tokens.</p>

    <p><a id="lexer.alnum"></a></p>

    <h3><code>lexer.alnum</code> (pattern)</h3>

    <p>A pattern that matches any alphanumeric character (&lsquo;A&rsquo;-&lsquo;Z&rsquo;, &lsquo;a&rsquo;-&lsquo;z&rsquo;,
        &lsquo;0&rsquo;-&lsquo;9&rsquo;).</p>

    <p><a id="lexer.alpha"></a></p>

    <h3><code>lexer.alpha</code> (pattern)</h3>

    <p>A pattern that matches any alphabetic character (&lsquo;A&rsquo;-&lsquo;Z&rsquo;, &l