<?php
session_start();

$con = mysqli_connect('localhost','root');
if($con){
echo " conection successful";
}else{
 echo"connection failed";
}
$db = mysqli_select_db($con, ' cbe schedular ');
if(isset($_POST['submit'])){
 $email= $_POST ['email'];
 $password = $_POST['password'];
 $sql =" select *from admin where email = '$email' and password ='$password'";
 $query = mysqli_query($con,$sql);
 $row = mysqli_num_rows(){
     if($row == true){
         echo"login susccessful";
         $_SESSION['user'] = $username;
         header('location : adminmainpage.php');
     }else{
        echo "login failed";
        header('location:adminlogin.php');
     }
?>

<?php
   session_start();

  $con = mysqli_connect('localhost','root');
 if($con){
        echo " conection successful";
}else{
    echo"connection failed";
}
$db = mysqli_select_db($con, ' cbe_schedular ');
if(isset($_POST['submit'])){
   $email= $_POST ['email'];
 $password = $_POST['password'];
 $sql =" select *from admin where email = '$email' and password ='$password'";
 $query = mysqli_query($con,$sql);
 $row = mysqli_num_rows();
     if($row == true){
         echo"login susccessful";
         $_SESSION['user'] = $username;
         header('location :../adminmainpage.php');
        }else{
                echo "login failed";
                header('location:adminlogin.php');
            }
}

$row = mysqli_num_rows(){