MySQL Help Needed - Printable Version

Code:
<html>

<head>

<title>Password Generator</title>

</head>

<body>

<?php

function generatePassword($length = 19) {

    $chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';

    $count = mb_strlen($chars);



    for ($i = 0, $result = ''; $i < $length; $i++) {

        $index = rand(0, $count - 1);

        $result .= mb_substr($chars, $index, 1);

    }

    return $result;

}

echo generatePassword();

$dbhost = '*********';

$dbuser = '*********';

$dbpass = '*********';

$conn = mysql_connect($dbhost, $dbuser, $dbpass);

if(! $conn )

{

  die('Could not connect: ' . mysql_error());

}

$sql = "UPDATE mst_user

   SET pass = '$result'

   WHERE user_id = 2";

mysql_select_db('a2097679_quiz');

$retval = mysql_query( $sql, $conn );

if(! $retval )

{

  die('Could not update data: ' . mysql_error());

}

echo "<br>Password Changed\n";

mysql_close($conn);

?>

</body>

</html>