Examples

<input list="languages-1">
<datalist id="languages-1">
  <option value="Norwegian"></option>
  <option value="Dutch"></option>
  <option value="English"></option>
</datalist>

<label>
  Enter your front-end specialty:
  <input list="languages-2">
</label>
<datalist id="languages-2">
  <label>
    or select one from the list:
    <select name="language">
      <option value="">(none)</option>
      <option>HTML</option>
      <option>CSS</option>
      <option>JavaScript</option>
    </select>
  </label>
</datalist>

<input list="languages-3">
<datalist id="languages-3" data="languages-3.xml"></datalist>