[HTML] 下拉選單 Select Option

<select id="type" name="type" class="form-control" required="required">
  <option value="值1">選項1</option>
  <option value="值2">選項2</option>
  <option value="值3" selected>選項3</option>
</select>

• required：必填
• selected：指定option為選取狀態