如何从选择输入字段的多个选项中获取值

<form method="post">
    <select name="item" multiple>
        <option value="1">Lotus</option>
        <option value="2">Sun Flower</option>
        <option value="3">MNC</option>
        <option value="4">DELL</option>
        <option value="5">LENOVO</option>
    </select>
    <button type="submit" name="ss">SUBMIT</button>
</form>

<div class="mutiple">
</div><form method