How should I make variable global for all the pages in PHP

Question

Question

I want to make $associate_name and $app_key global variable so I can access them on any page I want. Below is the cod

Answer 1

Put those variables you want as session or cookie data. Otherwise, you would have to resort to the global keyword, which is a very bad way of doing things in modern PHP applications.

It would be like this (for session):

$_SESSION["myvar"] = <value>;

It's a bit more complicated with cookies, but this should get you going ;)

Answer 2

• Have all your variables/constants in a separate file may be constants.php Include that constants.php wherever you want to access that variable.
• Use $_SESSION

Answer 3

Sessions are your choice in case the value is modified. Otherwise (the value is constant from your configuration and not from user's modification, go for Constants