Determines if a Chatwee client session has been set. Sample code <?php require_once(dirname( __FILE__ ) . "/ChatweeV2_SDK/Chatwee.php"); ChatweeV2_Configuration::setApiUrl(YOUR_API_URL); ChatweeV2_Configuration::setChatId(YOUR_PERSONAL_CHAT_ID); ChatweeV2_Configuration::setClientKey(YOUR_PERSONAL_CLIENT_KEY); try { if(ChatweeV2_Session::isSessionSet() === true) { echo "The Chatwee client session is set"; } } catch(Exception $exception) { echo "An error occured: " . $exception->getMessage(); } ?> Parameters This method takes no parameters.