id="space_xref30">space character</a>,
    a
    "<code title="U+003C LESS-THAN SIGN">&lt;</code>",
    character, or another
    "<code title="U+0026 AMPERSAND">&amp;</code>"
    character.</p>
  </div>
  <div id="comments" class="section">
    <h2>4.7. Comments <a class="hash" href="#comments">#</a> <a class="toc-bak" href="Overview.html#comments-toc">T</a>
</h2>
    <p>
    <dfn id="syntax-comments" title="syntax-comments">comments</dfn>
    consist of the following parts, in exactly the following
    or