Differences in session variable declaration

@n2fole00,

I can't believe I missed this.  The issue is your if condition.  see... https://stackoverflow.com/questions/1374...s-0-in-php

I would do something like this...
$site_lang = ($_SESSION['site_lang'] === NULL)? FALSE : $_SESSION['site_lang']; or
$site_lang = (isset($_SESSION['site_lang']))? FALSE : $_SESSION['site_lang'];

Ok thanks, but why does

PHP Code:

$site_lang = $ci->session->site_lang; 


not trigger the error as

PHP Code:

$site_lang = $_SESSION['site_lang'] 


when tested for boolean truth on line

PHP Code:

if ($site_lang) {