Régi PHP programok 15 -20+ éves felélesztése ( register_globals = On, Smarty )

új Apache szerveren, php 5.4 felett

$_POST, $_GET nélkül átvett változók elérése:

extract($_REQUEST);

Smarty:

valami (&$sm, $par){…}

helyett:
valami ( $par){
global $sm

}

OW TO EMULATE REGISTER_GLOBALS IN PHP 5.4 https://manage.accuwebhosting.com/knowledgebase/1779/How-to-emulate-registerglobals-in-PHP-54.html

Enable register_globals in PHP 5.4

https://stackoverflow.com/questions/16706098/enable-register-globals-in-php-5-4

PHP versions new features, depcrepated functions

PHP 5.4 is Released — What’s New?

https://www.sitepoint.com/whats-new-in-php-54/
*********************************
Deprecated features in PHP 5.4.x

http://php.net/manual/en/migration54.deprecated.php

******************
Migrating from PHP 5.3.x to PHP 5.4.x

http://php.net/manual/en/migration54.php
**************
PHP 5.3:
Deprecated features in PHP 5.3.x
http://php.net/manual/en/migration53.deprecated.php

******
List of deprecated functions between php4.4 -> php7:

https://stackoverflow.com/questions/38850009/list-of-deprecated-functions-between-php4-4-php7