login php

<?php require('databasecon.php');?>
<?php
session_start();
    if(!isset($_POST["email"]) || !isset($_POST["password"]))
{
    $error = "";
}else{
    $con = new mysqli($host, $username, $password, $database);

    // Check connection
    if ($con->connect_error) {
        die("Connection failed: " . $con->connect_error);
    }


    $query = "SELECT *
                FROM Employee
                WHERE EmailAddress=".$_POST['email']."AND Password=".$_POST['password']." ";

    $result = mysqli_query($con,$query) or die("Error: ".mysqli_error($con));;

    $row = mysqli_fetch_array($result);


    if(is_array($row))
    {

    header("location:viewemployee.php");
    }
    else {
    $error = "Wrong Username or Password";
}

    }


?>