Configure register globals

…In this movie, we'll take a look at how you configure register globals.…On the top five of biggest changes in the…history of PHP is the change to configuration of register_globals.…This is register_globals.…It'sa setting in your php.ini file and before version 4.2, that…setting was on by default and you could turn it off if you wanted to.…Starting with version 4.2, they made a big…change though, and they decided that register_globals should…be turned off by default and you should turn it on only if you wanted it.…

Then finally in version 5.4, they removed…the configuration altogether, thereby leaving it always off.…In the most recent version of PHP,…it's not possible to turn on register_globals anymore.…Now, I won't presume that you're working with the latest version of PHP.…Some of you may not be, so let's take a look at the issue and see how to solve it.…Register_globals means that if you have data coming in…from either a get request or a post request, from…a cookie or from a session, somewhere like that, that…