Error To use $submit and variables html control
| From: | abbas | Date: | Tue, 04 May 2004 07:44:01 +0000 |
| Subject: | Error To use $submit and variables html control | ||
| Groups: | php.mirrors | ||
| Request: | Send a blank email to php-mirrors+get-24548@lists.php.net to get a copy of this message | ||
in the name of god.
hello.
my to use this cod send error for me:
Code:Login.php:
<?php
// Attempt to fetch the form variables
$username = $HTTP_POST_VARS['username'];
$password = $HTTP_POST_VARS['password'];
// If the username and password are valid,
// redirect the user to the search page.
if (isset($username) && isset($password)) {
// Connect to the database
$conn = mysql_connect('localhost', 'root', '')
or die(mysql_error());
mysql_select_db('Library', $conn) or die(mysql_error());
// Query the database
$sql = "SELECT username FROM users WHERE username = '" .
$username . "' and password = '" . $password . "'";
$result = mysql_query($sql, $conn);
// Test the query result
$success = false;
if (@mysql_result($result, 0, 0) == $username) {
$success = true;
}
// Close the connection to the database
mysql_close($conn);
// Redirect the user upon a success login
if ($success) {
header('Location: search.php');
}
}
?>
<html>
<head>
<title>Online Library - Login</title>
</head>
<body bgcolor="#ffffff" text="#000000">
<h2>Online Library - Login</h2>
<?php if (isset($success) && !$success): ?>
<div style="color: #cc0000"><b>Login failure!</b></div>
<?php endif; ?>
<form action="login.php" method="POST">
Username: <input name="username" type="text" /><br />
Password: <input name="password" type="password" /><br />
<input type="submit" value="Log in" />
</form>
</body>
</html>
... This Error Send PHP Compiler:
Notice: Undefined index: username in d:\inetpub\wwwroot\php4\Ch17\login.php on line 4
Notice: Undefined index: password in d:\inetpub\wwwroot\php4\Ch17\login.php on line 5
.
Thanks.
Please Send Message In this Cod: mailto:asabet2003@hotmail.com