Creating New Session
==========================
<?php
session_start();
$_SESSION["newsession"]=$value;
?>
Getting Session
==========================
<?php
session_start();
$_SESSION["newsession"]=$value;
echo $_SESSION["newsession"];
?>
Updating Session
==========================
<?php
session_start();
$_SESSION["newsession"]=$value;
$_SESSION["newsession"]=$updatedvalue;
?>
Deleting Session
==========================
<?php
session_start();
$_SESSION["newsession"]=$value;
unset($_SESSION["newsession"]);
?>
Reference: http://gencbilgin.net/php-session-kullanimi.html