"used value" class="index-def"><strong>1</strong></a>
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  <li class="tocline0">user agent, <a href="conform.html#ua" title="user agent" class="index-def"><strong>1</strong></a>
  <li class="tocline0">User agent (UA), <a href="conform.html#user-agent" title="User agent (UA)" class="index-def"><strong>1</strong></a>
  <li class="tocline0">UTF-8, <a href="syndata.html#x58" title="UTF-8" class="index-ins