<table>
                <tbody>
                    <tr>
                        <td class="td_checkbox"><input type="checkbox" name="option[]" value="1"></td>
                    </tr>
                    <tr>
                        <td class="td_id">ID = 1</td>
                    </tr>
                </tbody>
                <tbody>
                    <tr>
                        <td class="td_checkbox"><input type="checkbox" name="option[]" value="2"></td>
                    </tr>
                    <tr>
                        <td class="td_id">ID = 2</td>
                    </tr>
                </tbody>
                <tbody>
                    <tr>
                        <td class="td_checkbox"><input type="checkbox" name="option[]" value="3"></td>
                    </tr>
                    <tr>
                        <td class="td_id">ID = 3</td>
                    </tr>
                </tbody>
</table>

<?php
        if(isset($_POST['submit']))
        {
            if(isset($_POST['option']))
            {
                foreach($_POST['option'] as $option)
                {
                echo $option;
                }
            }
        }
?>