Question

嗨，我在页面中收到这些错误

Warning: mysql_fetch_array() expects parameter 1 to be resource, boolean given in C:\xampp\htdocs\tg\transaksi.php on line 38

这是我的代码，任何人都可以帮助它出错吗？我试图修改代码，但它仍然无效。

<?php
//include('trans.php')
//session_start();
?>
<!DOCTYPE html>
<html>
<head>
<title>Transaksi</title>
 <link rel ="icon" href="resources/webicon.png" type="image/x-icon">
 <p>
</head>
<body>
<div id="profile"><h2>Transaksi</h2>
<?php include "menu.php";?>
</div>
</body>
<table>
            <tr><td>Nomor Transaksi</td><td><input type="text" name="nomor_transaksi" size="25"/></td></tr>
            <tr><td>Tanggal Transaksi</td><td><input type="text" name="tanggal_transaksi" size="25"/></td></tr>
            <tr><td>Nama Perusahaan</td><td><input type="text" name="nama_perusahaan" size="25"/></td></tr>
            <tr><td>Keterangan</td><td><input type="text" name="keterangan" size="25"/></td></tr>
            <tr><td>Berat Barang</td><td><input type="text" name="berat_barang" size="25"/></td></tr>
            <tr><td>Rate Satuan</td><td><input type="text" name="rate_satuan" size="25"/></td></tr>
            <tr><td>Total Price</td><td><input type="text" name="total_price" size="25"/></td></tr>
            <tr><td>Payment</td><td><input type="text" name="payment" size="25"/></td></tr>
            <tr><td><input type="submit" value="Simpan" /></td></tr>
            </table>
            </form>
            <br />

            <!------MENAMPILKAN PROFIL PERUSAHAAN------->
            <table class="datatable">
            <tr>
                <th>Nomor Transaksi</th><th>Tanggal Transaksi</th><th>Nama Perusahaan</th><th>Keterangan</th><th>Berat Barang</th><th>Rate Satuan</th><th>Total Price</th><th>Payment</th>
            </tr>
            <?php
            $query=mysql_query("select * from tabel_transaksi order by nomor_transaksi asc");
            while($row=mysql_fetch_array($query)){
                ?>
                <tr>
                    <td><?php echo $row['nomor_transaksi'];?></td>
                    <td><?php echo $row['tanggal_transaksi'];?></td>
                    <td><?php echo $row['nama_perusahaan'];?></td>
                    <td><?php echo $row['keterangan'];?></td>
                    <td><?php echo $row['berat_barang'];?></td>
                    <td><?php echo $row['rate_satuan'];?></td>
                    <td><?php echo $row['total_price'];?></td>
                    <td><?php echo $row['payment'];?></td>
                </tr>
            <?php   
            }
            ?>
            </table>


            <?php
            if(isset($_POST['nomor_transaksi'])){

                $nomor_transaksi=($_POST['nomor_transaksi']);
                $tanggal_transaksi=($_POST['tanggal_transaksi']);
                $nama_perusahaan=($_POST['nama_perusahaan']);
                $keterangan=($_POST['keterangan']);
                $berat_barang=($_POST['berat_barang']);
                $rate_satuan=($_POST['rate_satuan']);
                $total_price=($_POST['total_price']);
                $payment=($_POST['payment']);


                $query=mysql_query("insert into tabel_transaksi 
                                    values('$nomor_transaksi','$tanggal_transaksi','$nama_perusahaan','$keterangan','$berat_barang','$rate_satuan','$total_price','$payment')");

                if($query){
                    ?><script language="javascript">document.location.href="?page=./setup/profil"</script><?php
                }else{
                    echo mysql_error();
                }

            }else{
                unset($_POST['nama_perusahaan']);
            }

            ?>

我是这些PHP语言的新手，如果我能得到你们所有人的帮助，我会非常感激。非常感谢。

PHP Mysqyl获取数组

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