Question

如果我单击表格上的编辑按钮，我想显示从数据库到文本框的ID值

TABLE.PHP

                            <table class="table table-striped table-bordered table-hover" id="dataTables-example">
                                <thead>
                                    <tr>
                                        <th>ID</th>
                                        <th>FullName</th>
                                        <th>Purpose(s)</th>
                                        <th>Requestedby</th>
                                        <th>DateRequested</th>
                                        <th>DateInspected</th>
                                        <th>DateSubmitted</th>
                                        <th> Action </th>
                                        <th> Action </th>
                                    </tr>
                                </thead>
                                <tbody>

                                    <?php
                                    $conn= mysqli_connect('localhost','root','','maindata');
                                    if (!$conn) {
                                    die('Connection failed: ' . mysqli_connect_error());
                                                }
                                     $sql = mysqli_query($conn,"SELECT * FROM accounts");
                                      while($sql1=mysqli_fetch_array($sql,MYSQLI_ASSOC))
                                       {
                                      echo "<tr><td>".$sql1['ID']."</td>";
                                      echo "<td>".$sql1['FullName']."</td>";
                                      echo "<td>".$sql1['Purpose']."</td>";
                                      echo "<td>".$sql1['Requestedby']."</td>";
                                      echo "<td>".$sql1['DateRequested']."</td>";
                                      echo "<td>".$sql1['DateInspected']."</td>";
                                      echo "<td>".$sql1['DateSubmitted']."</td>";
                                      echo "<td><a href='edit.php?id=".$sql1['ID']."'>Edit</a></td>"; 
                                      echo "<td><a href='delete1.php?id=".$sql1['ID']."' class= 'action' name='Delete' onclick = return confirm('Are you sure you want to delete?');>Delete</a></td>";                                        
                                        }                                           

                                     ?>                                                                 

                                </tbody>
                            </table>

EDIT.PHP

＆LT; - PHP - ＆GT;

//

$ conn = mysqli_connect（＆＃39; localhost＆＃39;，＆＃39; root＆＃39;，＆＃39;＆＃39;＆＃39; maindata＆＃39;）; < / p>

if（！$ conn）{

死亡（＆＃39;连接失败：＆＃39; .mysqli_connect_error（））;

if（！$ conn）{

die("Connection failed: " . mysqli_connect_error());

}

if（isset（$ _ GET [＆＃39; ID＆＃39;]）＆amp;＆amp; is_numeric（$ _ GET [＆＃39; ID＆＃39;]））

{

$ ID = $ _GET [＆＃39; ID＆＃39;] ;;

}

$ sql = mysqli_query（$ conn，＆＃34; SELECT * FROM账户ID =＆＃39; $ ID＆＃39;＆＃34;）;

而（$行= mysqli_fetch_array（$ SQL，MYSQLI_ASSOC））{

＆GT;

＆LT; - HTML - ＆GT;

 <form action="update.php" method = "Get" class="form-horizontal">
 <input type="text" name="id" value ="<?php echo $id; ?>">
                                <fieldset>
                                    <legend>Account Information</legend>

                                        <div>
                                            <label class="control-label col-lg-4">First Name:</label>
                                            <div class="col-lg-4">
                                                <input type="text" name="fname" class="form-control"  value="<?php echo $fname;?>" />
                                            </div>
                                        </div>

                                        <div>
                                            <label class="control-label col-lg-4">Middle Name:</label>
                                            <div class="col-lg-4">
                                                <input type="text" name="mname"  class="form-control" value="<?php echo $mname; ?>"/>
                                            </div>
                                        </div>

问题：

如果我点击我表上ID号2的编辑按钮，则文本框中显示的值是我数据库表中最后一行的值

Answer 1

首先，您需要确定唯一参数，在您的情况下，确定其ID。

将该参数发送到edit.php 然后使用该参数获取数据。

SELECT * FROM accounts where ID = $_POST['ID']

如何从php中获取数据库到文本框的值

1 个答案: