<?php
session_start();
date_default_timezone_set("Asia/Calcutta"); 
include "db.php"; 
$time2 = date('Y-m-d H:i:s'); 
$loginHis2 =  "UPDATE loginHistory SET logouTime = '$time2' where mailId = '".$_SESSION['loginUser']."' and id = '".$_SESSION['loginId']."'";   
mysqli_query($conn, $loginHis2); 
unset($_SESSION['loginUser']);
session_destroy();  
header("Location: login.php");
exit;
?>