Php update and delet operation

Assignment

Topic:

PHP UPDATE & DELETE OPERATION
Submitted Date:

12-NOV-2012, MONDAY

Update Operation
<! DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0
Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-
transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html;
charset=utf-8" />
<title>Untitled Document</title>
</head>
<?php
$uid = $_REQUEST['uid'];
$con= mysql_connect("localhost","root","");
if($con)
{
mysql_select_db("bs_morning",$con);
}
if($_REQUEST['update']!="")

{
$uid = $_REQUEST['user_id'];
$user_name = $_REQUEST['uname'];
$email = $_REQUEST['email'];
$qry = "UPDATE users SET
user_name='$user_name' ,user_email='$email' WHERE
user_id='$uid'";
$rs = mysql_query($qry);
if(mysql_affected_rows() > 0)
{
echo("Data Updated !!!");
}
else
{
echo("not updated !!! ");
}
}
$query = "SELECT * FROM users WHERE
user_id='$uid'";

$res = mysql_query($query);
$row = mysql_fetch_array($res);
?>
<body>
<form>
username : <input type="text" name="uname"
value="<?php echo($row['user_name']); ?>" />
<br />
email : <input type="text" name="email" value="<?php
echo($row['user_email']); ?>" />
<br />
<input type="hidden" name="user_id" value="<?php
echo($uid); ?>" />
<input type="submit" name="update" value="Update
Record" />
</form>
</body>
</html>

Delete Operation
<! DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0
Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-
transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html;
charset=utf-8" />
<title>Untitled Document</title>
<?php
$con= mysql_connect("localhost","root","");
if($con)
{
mysql_select_db("bs_morning",$con);
}
Else
{
echo("server details invalid");

}
if ($_REQUEST['uid']!="")
{
$uid = $_REQUEST['uid'];
$qry = "DELETE FROM users WHERE
user_id='$uid'";
$rs = mysql_query($qry);
}
$query = "SELECT * FROM users";
$res = mysql_query($query);
?>
<script type="text/javascript">
function confirmation()
{
return confirm("Are you Sure ??");
}
</script>
</head>
<body>

<table border="1">
<tr>
<td>User ID</td>
<td>User Name</td>
<td>Email</td>
<td>Action</td>
</tr>
<?php
while($rows=mysql_fetch_array($res))
{
?>
<tr>
<td><?php echo($rows['user_id']) ?></td>
<td><?php echo($rows['user_name']) ?></td>
<td><?php echo($rows['user_email']) ?></td>
<td>
<a href="edit.php?uid=<?php echo($rows['user_id']); ?>"
>Edit</a>

<a href="?uid=<?php echo($rows['user_id']); ?>"
onclick="return confirmation();" > Delete </a>
</td>
</tr>
<?php

}
?>
</table>
</body>
</html>

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