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將數據從表傳輸到同一數據庫中的另一個表

[英]Transfer data from table to another table in same database

我在單擊按鈕時將數據從“請求”表傳輸到“用戶”表時遇到問題,

這是 adminApprove.php,管理員將單擊“傳輸數據”按鈕:

<!DOCTYPE html>
<html>
</html>
<head>
</head>
<body>

    <h1 align="center">User List To be Approved</h1>

    <br>
    <table border='1' align="center">
        <thead>
    <tr>
        <th align="center">Name</th>
        <th>Address</th>
        <th>Phone</th>
        <th>Action</th>
    </tr>
</thead>

<?php
    // connect to the database
    include('dbconfig.php');

    // get record from db
    $sql = "SELECT id, username, addr, phone from requests";
    $result = $mysqli-> query($sql);

        if ($result->num_rows > 0){

                while ($row = $result-> fetch_assoc()){

                        echo "<tr><td>". $row["username"] ."</td>
                        <td>". $row["addr"] ."</td>
                        <td>". $row["phone"]. "</td>

                        <td>". "<a href='approve.php'" . $row["id"] . "'>Transfer Data</a>". 
                        "</td></tr>";
                }

                echo "</table>";
        }
            else {
                echo "No data to display";
            }

        $mysqli->close();
?>
</table>
</body>
</html>

並將 go 到批准。php,其中 sql 查詢從表“請求”移動到“用戶”表:

<?php
include('dbconfig.php');


if (isset($_GET['id']) && is_numeric($_GET['id']))
{

//$id = $_GET['id'];


$sql = "SELECT username, addr, phone, pwd from requests'";

$query = $mysqli->query($sql);

        if(mysqli_num_rows($query) >= 1){

            while ($row = $result-> fetch_assoc()){

            $username = $row['username'];
            $addr = $row['addr'];
            $phone = $row['phone'];
            $pwd = $row['pwd'];

            $sql = "INSERT INTO user (username, addr, phone, pwd) VALUES ('$username', '$addr', '$phone','$pwd'";

            echo "<script type='text/javascript'>alert('success');
            window.location = '';</script>";

        }

            
        }else{
            
          echo "<script type='text/javascript'>alert('Failed');
            window.location = 'home.php';</script>";
        }

        $mysqli->close();
   } 

?>

當我單擊按鈕時,它不會彈出任何錯誤,並且數據未傳輸,非常感謝您的幫助,謝謝..

我很確定您也不理解您的查詢。 如果您的參數不存在,您如何獲取請求的 ID。

您的按鈕的鏈接應該是這樣的approve.php?id=$row["id"]

然后你在approve.php中的查詢應該是 $sql = "select username, addr, phone, pwd from requests where id = '".$id."'

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