循环

Question

所以我一直在为我父亲的朋友工作，所以他可以保持他的生意。我一直在使用While循环打印出可以输入的'任务'表在网站上，但是当我改变任务的状态时，它没有这样做？

我确信这是我获取用于查找需要更新的记录的ID的方式，但我认为我的方法正确。首先，除了我的伪劣编码之外还有什么明显的东西吗？其次，有没有更好的方法来获取ID或缺乏更新的推理？非常感谢！ HTML - 页面

<table class="tasktable">
            <tr>
                <th style="text-align: center; width: 100px ">Job Number (ID)</th>
                <th style="text-align: center; width: 100px">VRM</th>
                <th style="text-align: center; width: 175px;">Date Arrived</th>
                <th style="text-align: center;">Work</th>
                <th style="text-align: center; width:200px;">Customer</th>
                <th style="text-align: center; width: 250px;">Task Progress</th>
            </tr>
            <?php

            include 'Login-System/db.php';

            $query = 'SELECT * FROM outstanding WHERE taskprogress = "New" OR taskprogress = "In Progress" ORDER by id ASC';
            $result = mysqli_query($conn, $query);


            if($result):
                if(mysqli_num_rows($result)>0):
                    while($tasks = mysqli_fetch_assoc($result)):
                        ?>
                        <tr>
                            <td style="text-align: center;"><h4 name="jobnumberid"><?php echo $tasks['id'];?></h4></td>
                            <td style="text-align: center;"><h4><?php echo $tasks['VRM'];?></h4></td>
                            <td style="text-align: center;"><h4><?php echo $tasks['datearrived'];?></h4></td>
                            <td style="text-align: center;"><h4><?php echo $tasks['work'];?></h4></td>
                            <td style="text-align: center;"><h4><?php echo $tasks['customer'];?></h4></td>
                            <td>
                                <form action="SQL/taskchange.php" role="form" method="post" id="taskchange">
                                    <select name="taskchanger" id="taskchanger" style="margin-top:6px; 
    width: 150px; float:left" class="form-control">
                                        <option value="#"><?php echo $tasks['taskprogress'];?></option>
                                        <?php

                                        if ($tasks['taskprogress']== "New") {
                                            echo '<option value="In Progress" class="form-control">In Progress</option>
                                            <option value="Complete" class="form-control">Complete</option>';
                                        } else { if ($tasks['taskprogress']== "In Progress") {
                                            echo '<option value="New" class="form-control">New</option>
                                            <option value="Complete" class="form-control">Complete</option>';
                                            } else {
                                            echo '<option value="New" class="form-control">New</option>
                                                option value="In Progress" class="form-control">In Progress</option>';
                                            }
                                        }

                                        ?>
                                    </select>
                                    <button name="save" id="save" class="form-control" style="width: 75px; float:right;margin-top: 6px">Save</button>
                                </form>
                            </td>
                        </tr>

                        <?php
                    endwhile;
                endif;
            endif;
            ?>
        </table>

PHP - 插入数据库的位

<?php 

if(isset($_POST['save'])){

include '../Login-System/db.php';

$id = mysqli_real_escape_string($conn, $_POST['jobnumberid']);
$newtask = mysqli_real_escape_string($conn, $_POST['taskchanger']);

$sql = "UPDATE outstanding SET taskprogress = '$newtask' WHERE id = '$id'";
mysqli_query($conn, $sql);
header("Location: ../outstanding.php?updated");
exit();
} else {
header("Location: ../outstanding.php?whoops");
exit();
}