如何在thinkPhp传递表单数据

Question

我的弹出层如下，我是对他的name="fisrtname"来进行取变量吗，这里有个新邮箱，我想取他的变量把他发送到别的thinkphp页面，所以我该怎么取这个模板变量呢?多谢了

  <div class="popup1">
                                    <h2>请确认更改</h2>
                                    <!-- <input type="submit" value="Submit" />
                                    <input > -->
                                    <form action="/demo/demo_form.php">
                                        新邮箱<br>
                                        <input type="text" name="firstname" value="">
                                        <br>
                                        新号码<br>
                                        <input type="text" name="lastname" value="">
                                        <br><br>
                                        <input type="submit" value="Submit">
                                    </form>
<!--                                    <button id="store1">Store</button>-->
<!--                                    <button id="del1">Delete</button>-->
                                    <a class="close1" href="#close"></a>
                                </div>

Answer 1

public function regist(Request $request){
    $firstname= $request->post('firstname');
}