<?php
$db_name = "mydata";
$mysql_username = "root";
$mysql_password = "";
$server_name = "localhost";
$conn = mysqli_connect($server_name, $mysql_username, $mysql_password, $db_name);
if($conn){
    echo

 "Connection Succesful";
}
else{
    echo "Connection Not Succesful";
}
?>

<?php
require "conn.php";
$Email = $_POST["emailPost"];
$Password = $_POST["passwordPost"];

$sql = "SELECT Password FROM users WHERE Email = '".$Email."' ";
$result = mysqli_query($conn, $sql);

if(mysqli_num_rows($result)>0){
    while($row = mysqli_fetch_assoc($result)){
        if($row == $Password){
            echo "login success";
        }
        else{
            echo "Password incorrect";
        }
    }
}else{
    echo "user not found";
}

?>

IEnumerator LoginAccount()
{
    WWWForm Form = new WWWForm();
    Form.AddField("emailPost", Email);
    Form.AddField("passwordPost", Password);

    WWW www = new WWW(LoginUrl, Form);
    yield return www;

    Debug.Log(www.text);
}