如何从脚本到php变量获取变量

Question

//如何从php变量中获取值而不是脚本中的输入类型

“href =”＃mymodal“data-target =”＃myModal“＆gt; $ order_id”;？＆gt;

//单击id后获取值的脚本

<script>
 $(document).ready(function(){
       $("a[rel=dialog]").click(function(){
get this var id on php variable         
   var id =$(this).attr("data-id");
            $('#products_id_textbox').val(id);
            console.log("Order id-"+id);
       });  


    });
</script>

//显示值的mymodal框 -
                                                ×                   

//able to get the value in  input type
<input type="text" id="products_id_textbox"></input>
<?php
//get the value here instead of input type in php variable
?>    
        </div>

        <td>Passenger Name </td>
        <td>Mobile No</td>
    </tr>


        <tr>


        </tr>

</table>
</div>
<div class="modal-footer">
    <button type="button" class="btn btn-default" data-dismiss="modal">Close</button></div>
</div><!-- /.modal-content -->
</div><!-- /.modal-dialog -->
</div>