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Oct 26, 2024 am 04:00 AM
PHP? ???? ???? ???? ?? ? ??: ???? ?? ?? ??
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<code class="php"><html>
<head>
<title>Links Page</title>
</head>
<body>
<h2>Choose and delete selected links.</h2>
<?php
$dbc = mysqli_connect('localhost','root','admin','sample') or die('Error connecting to MySQL server');
$query = "select * from links ORDER BY link_id";
$result = mysqli_query($dbc,$query) or die('Error querying database');
$count=mysqli_num_rows($result);
?>
<table width="400" border="0" cellspacing="1" cellpadding="0">
<tr>
<td>
<form name="form1" method="post" action="">
<table width="400" border="0" cellpadding="3" cellspacing="1" bgcolor="#CCCCCC">
<tr>
<td bgcolor="#FFFFFF"> </td>
<td colspan="3" bgcolor="#FFFFFF">
<strong>Delete multiple links</strong>
</td>
</tr>
<tr>
<td align="center" bgcolor="#FFFFFF">#</td>
<td align="center" bgcolor="#FFFFFF">
<strong>Link ID</strong>
</td>
<td align="center" bgcolor="#FFFFFF">
<strong>Link Name</strong>
</td>
<td align="center" bgcolor="#FFFFFF">
<strong>Link URL</strong>
</td>
</tr>
<?php
while ($row=mysqli_fetch_array($result)) {
?>
<tr>
<td align="center" bgcolor="#FFFFFF">
<input name="checkbox[]" type="checkbox" value="<?php echo $row['link_id']; ?>">
</td>
<td bgcolor="#FFFFFF"> <?php echo $row['link_id']; ?> </td>
<td bgcolor="#FFFFFF"> <?php echo $row['link_name']; ?> </td>
<td bgcolor="#FFFFFF"> <?php echo $row['link_url']; ?> </td>
</tr>
<?php
}
?>
<tr>
<td colspan="4" align="center" bgcolor="#FFFFFF">
<input name="delete" type="submit" value="Delete">
</td>
</tr>
</table>
</form>
</td>
</tr>
</table>
<?php
// Check if delete button active, start this
if(isset($_POST['delete']))
{
$checkbox = $_POST['checkbox'];
for($i=0; $i<count($checkbox); $i++) {
$del_id = $checkbox[$i];
$sql = "DELETE FROM links WHERE link_id='$del_id'";
$result = mysqli_query($dbc, $sql); // Pass the database connection here
}
// if successful redirect to view_links.php
if($result){
echo '<meta http-equiv="refresh" content="0;URL=view_links.php">';
}
}
mysqli_close($dbc);
?>
</body>
</html></code>
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- $result = mysqli_query($dbc, $sql);? ??? ?? ? mysqli_query ??? $dbc ?????? ??? ?????.
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