Ein Dropdown-Menü, das alle Rechnungs-IDs enthält. B Dropdown-Menü, das mit allen Artikelbeschreibungen ausgefüllt ist. FOLGEND ist mein Code, nur ein Dropdown-Menü zeigt, ich weiß nicht, wie man beide zeigt.wie Sie 2 Dropdown-Menüs in PHP erstellen
<html>
<head>
<title>3-invoice-item.php</title>
<link href="main.css" rel="stylesheet">
</head>
<body>
<div class="container">
<h3>Select invoice_id and item_description and enter quantity:</h3>
<form method="post" action="new 4.php">
<div><label for="invoice">invoice_id </label><select name="invoice"><?php
include "config.php";
$c = mysqli_connect(DB_HOST, DB_USER, DB_PASSWORD, DB_NAME) or die("Connection failed: " . mysqli_connect_error());
$query = "SELECT invoice_id
from invoice";
$results = mysqli_query($c, $query) or die("Query failed: " . mysqli_error($c));
while ($result = mysqli_fetch_array($results)) {
echo "<option>" . $result['invoice_id'] . "</option>";
}
$query = "SELECT item_description
from item";
$results = mysqli_query($c, $query) or die("Query failed: " . mysqli_error($c));
while ($result = mysqli_fetch_array($results)) {
echo "<option>" . $result['invoice_id'] . "</option>";
}
mysqli_free_result($results);
mysqli_close($c);
?></select></div>
<div><label for="quantity">quantity: </label><input type="text" name="quantity"></div>
<div><input type="submit" name="submit"></div>
</form>
</div>
</body>
</html>
Soweit ich sehe, haben Sie nur ein