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生徒データを追加し、生徒データを編集し、生徒データを削除し、生徒データを登録番号から検索する生徒データベースシステムです。電話番号のテキストボックスはデータベースに保存されません
ここで問題が発生しています。すべては問題ありませんが、電話番号はmysqlデータベースに保存されません。他のすべてのオプションは編集してデータベースに挿入します。
情報を編集したり新しいデータを追加してもエラーは発生しませんでした。
phpmyadminから電話番号を直接送信した後、登録番号を入力するとインデックスページから、電話番号のない学生のすべての情報を取得します。ここで
がindex.phpコードです：
<?php
$host = "localhost";
$user = "root";
$password ="root";
$database = "college";
$student_reg = "";
$student_name = "";
$father_name = "";
$phone_number = "";
$student_address = "";
$student_course = "";
$student_certificatenumber = "";
$student_email = "";
$student_city = "";
mysqli_report(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT);
// connect to mysql database
try{
$connect = mysqli_connect($host, $user, $password, $database);
} catch (mysqli_sql_exception $ex) {
echo 'Error';
}
// get values from the form
function getPosts()
{
$posts = array();
$posts[7] = $_POST['student_reg'];
$posts[1] = $_POST['student_name'];
$posts[2] = $_POST['father_name'];
$posts[3] = $_POST['phone_number'];
$posts[4] = $_POST['student_address'];
$posts[5] = $_POST['student_course'];
$posts[6] = $_POST['student_certificatenumber'];
$posts[8] = $_POST['student_email'];
$posts[9] = $_POST['student_city'];
return $posts;
}
// Search
if(isset($_POST['search']))
{
$data = getPosts();
$search_Query = "SELECT * FROM students WHERE student_reg = $data[7]";
$search_Result = mysqli_query($connect, $search_Query);
if($search_Result)
{
if(mysqli_num_rows($search_Result))
{
while($row = mysqli_fetch_array($search_Result))
{
$student_reg = $row['student_reg'];
$student_name = $row['student_name'];
$father_name = $row['father_name'];
$phone_number = $row['phone_number'];
$student_address = $row['student_address'];
$student_course = $row['student_course'];
$student_certificatenumber = $row['student_certificatenumber'];
$student_email = $row['student_email'];
$student_city = $row['student_city'];
}
}else{
echo 'No Data For This Id';
}
}else{
echo 'Result Error';
}
}
// Insert
if(isset($_POST['insert']))
{
$data = getPosts();
$insert_Query = "INSERT INTO `students`(`student_reg`, `student_name`, `father_name`, `phone_number`,
`student_address`, `student_course`, `student_certificatenumber`, `student_email`, `student_city`) VALUES ('$data
[7]','$data[1]','$data[2]','$data[3]','$data[4]','$data[5]','$data[6]','$data[8]','$data[9]')";
try{
$insert_Result = mysqli_query($connect, $insert_Query);
if($insert_Result)
{
if(mysqli_affected_rows($connect) > 0)
{
echo 'Data Inserted';
}else{
echo 'Data Not Inserted';
}
}
} catch (Exception $ex) {
echo 'Error Insert '.$ex->getMessage();
}
}
// Delete
if(isset($_POST['delete']))
{
$data = getPosts();
$delete_Query = "DELETE FROM `students` WHERE `student_reg` = $data[7]";
try{
$delete_Result = mysqli_query($connect, $delete_Query);
if($delete_Result)
{
if(mysqli_affected_rows($connect) > 0)
{
echo 'Data Deleted';
}else{
echo 'Data Not Deleted';
}
}
} catch (Exception $ex) {
echo 'Error Delete '.$ex->getMessage();
}
}
// Edit
if(isset($_POST['update']))
{
$data = getPosts();
$update_Query = "UPDATE `students` SET `student_reg`='$data[7]',`student_name`='$data[1]',`father_name`='$data
[2]',`phone_number`='$data[3]',`student_address`='$data[4]',`student_course`='$data
[5]',`student_certificatenumber`='$data[6]',`student_email`='$data[8]',`student_city`='$data[9]' WHERE
`student_reg` = $data[7]";
try{
$update_Result = mysqli_query($connect, $update_Query);
if($update_Result)
{
if(mysqli_affected_rows($connect) > 0)
{
echo 'Data Updated';
}else{
echo 'Data Not Updated';
}
}
} catch (Exception $ex) {
echo 'Error Update '.$ex->getMessage();
}
}
?>
<!DOCTYPE Html>
<html>
<head>
<title>PHP INSERT UPDATE DELETE SEARCH</title>
</head>
<body>
<form action="index.php" method="post">
<input type="text" name="student_reg" placeholder="Student Registration Code" value="<?php echo
$student_reg;?>"><br><br>
<input type="text" name="student_name" placeholder="Name" value="<?php echo $student_name;?>"><br><br>
<input type="text" name="father_name" placeholder="Student Father Name" value="<?php echo
$father_name;?>"><br><br>
<input type="text" name="Phone_number" placeholder="Phone Mobile Number" value="<?php echo
$Phone_number;?>"><br><br>
<input type="text" name="student_address" placeholder="Address" value="<?php echo $student_address;?
>"><br><br>
<input type="text" name="student_course" placeholder="Course" value="<?php echo $student_course;?
>"><br><br>
<input type="text" name="student_certificatenumber" placeholder="Certificate Number" value="<?php echo
$student_certificatenumber;?>"><br><br>
<input type="text" name="student_email" placeholder="EMail" value="<?php echo $student_email;?
>"><br><br>
<input type="text" name="student_city" placeholder="City" value="<?php echo $student_city;?>"><br><br>
<div>
<!-- Input For Add Values To Database-->
<input type="submit" name="insert" value="Add">
<!-- Input For Edit Values -->
<input type="submit" name="update" value="Update">
<!-- Input For Clear Values -->
<input type="submit" name="delete" value="Delete">
<!-- Input For Find Values With The given ID -->
<input type="submit" name="search" value="Find">
</div>
</form>
</body>
</html>
あなたの 'input'の名前は' Phone_number'で、 '$ _POST'キーは' phone_number'です。彼らは** **同じではありません... PHPは大文字と小文字を区別します（ほとんどの言語のように...） – Dekel