college-management-php/mailbox_admin.php at main · PawanCodeCrafts/college-management-php · GitHub

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<?php
session_start();
?>
<!DOCTYPE html>
<html lang="en">

<head>
    <title>login action</title>
</head>

<body>
    <?php

    include_once("connect.php");
    $username = $_POST['username'];
    $pass = $_POST['password'];
    $flag = 0;
    $selectQuery = "select * from admin";
    $result = mysqli_query($con, $selectQuery);


    while ($row = mysqli_fetch_array($result)) {
        if ($username == $row['username'] && $pass == $row['password']) {
            $flag = 1;
            break;
        }
    }
    if ($flag == 0) {
        header("location:admin_login.php?msg=Invalid username OR Password");
    } else {
        session_start();
        $_SESSION["username"] = $username;
        header("location:admin.php");
    }
    ?>


</body>

</html>